diff --git a/Visual Studio Projects/ALTAIR.vcproj b/Visual Studio Projects/ALTAIR.vcproj
index 5edbef9b..9c633b11 100644
--- a/Visual Studio Projects/ALTAIR.vcproj	
+++ b/Visual Studio Projects/ALTAIR.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/AltairZ80.vcproj b/Visual Studio Projects/AltairZ80.vcproj
index b4efe713..e6908365 100644
--- a/Visual Studio Projects/AltairZ80.vcproj	
+++ b/Visual Studio Projects/AltairZ80.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../AltairZ80/"
-				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../AltairZ80/"
-				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/ECLIPSE.vcproj b/Visual Studio Projects/ECLIPSE.vcproj
index 84545ed5..e3090179 100644
--- a/Visual Studio Projects/ECLIPSE.vcproj	
+++ b/Visual Studio Projects/ECLIPSE.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -42,8 +44,8 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../;../NOVA/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../NOVA/"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,8 +127,8 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
-				AdditionalIncludeDirectories="../;../NOVA/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../NOVA/"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/GRI.vcproj b/Visual Studio Projects/GRI.vcproj
index dc77ef99..bb972b53 100644
--- a/Visual Studio Projects/GRI.vcproj	
+++ b/Visual Studio Projects/GRI.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../GRI/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../GRI/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/H316.vcproj b/Visual Studio Projects/H316.vcproj
index b6ca8d91..19502723 100644
--- a/Visual Studio Projects/H316.vcproj	
+++ b/Visual Studio Projects/H316.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/HP2100.vcproj b/Visual Studio Projects/HP2100.vcproj
index fdabac52..b7247a88 100644
--- a/Visual Studio Projects/HP2100.vcproj	
+++ b/Visual Studio Projects/HP2100.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../HP2100/"
-				PreprocessorDefinitions="HAVE_INT64;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="HAVE_INT64;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../HP2100/"
-				PreprocessorDefinitions="HAVE_INT64;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="HAVE_INT64;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/I1401.vcproj b/Visual Studio Projects/I1401.vcproj
index a458895f..38cd9bc2 100644
--- a/Visual Studio Projects/I1401.vcproj	
+++ b/Visual Studio Projects/I1401.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../I1401/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../I1401/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/I1620.vcproj b/Visual Studio Projects/I1620.vcproj
index 9345a449..ad450b41 100644
--- a/Visual Studio Projects/I1620.vcproj	
+++ b/Visual Studio Projects/I1620.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../I1620/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../I1620/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/I7094.vcproj b/Visual Studio Projects/I7094.vcproj
index 209353ba..fb400008 100644
--- a/Visual Studio Projects/I7094.vcproj	
+++ b/Visual Studio Projects/I7094.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_INT64"
+				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_INT64;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_INT64"
+				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_INT64;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/IBM1130.vcproj b/Visual Studio Projects/IBM1130.vcproj
index b4f579b0..03bf42ac 100644
--- a/Visual Studio Projects/IBM1130.vcproj	
+++ b/Visual Studio Projects/IBM1130.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../ibm1130/"
-				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;_CRT_NONSTDC_NO_DEPRECATE"
+				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;_CRT_NONSTDC_NO_DEPRECATE;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../ibm1130/"
-				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;_CRT_NONSTDC_NO_DEPRECATE"
+				PreprocessorDefinitions="WIN32;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;_CRT_NONSTDC_NO_DEPRECATE;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/ID16.vcproj b/Visual Studio Projects/ID16.vcproj
index e5bdc904..f528fe41 100644
--- a/Visual Studio Projects/ID16.vcproj	
+++ b/Visual Studio Projects/ID16.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/ID32.vcproj b/Visual Studio Projects/ID32.vcproj
index f3d19a30..0f67a5ee 100644
--- a/Visual Studio Projects/ID32.vcproj	
+++ b/Visual Studio Projects/ID32.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/NOVA.vcproj b/Visual Studio Projects/NOVA.vcproj
index 8b977676..2a387fac 100644
--- a/Visual Studio Projects/NOVA.vcproj	
+++ b/Visual Studio Projects/NOVA.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../NOVA/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../NOVA/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP1.vcproj b/Visual Studio Projects/PDP1.vcproj
index e56b674e..27d85816 100644
--- a/Visual Studio Projects/PDP1.vcproj	
+++ b/Visual Studio Projects/PDP1.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../PDP1/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../PDP1/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP10.vcproj b/Visual Studio Projects/PDP10.vcproj
index b5f0e406..e39d4694 100644
--- a/Visual Studio Projects/PDP10.vcproj	
+++ b/Visual Studio Projects/PDP10.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../PDP10/;../PDP11/;../VAX/"
-				PreprocessorDefinitions="USE_INT64;VM_PDP10;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="USE_INT64;VM_PDP10;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -106,6 +108,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -125,7 +129,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../PDP10/;../PDP11/;../VAX/"
-				PreprocessorDefinitions="USE_INT64;VM_PDP10;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="USE_INT64;VM_PDP10;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP11.vcproj b/Visual Studio Projects/PDP11.vcproj
index 030a8c27..51559527 100644
--- a/Visual Studio Projects/PDP11.vcproj	
+++ b/Visual Studio Projects/PDP11.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Check for required build dependencies"
-				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../PDP11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_SHARED;VM_PDP11;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;SIM_ASYNCH_IO;USE_READER_THREAD"
+				PreprocessorDefinitions="USE_SHARED;VM_PDP11;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;SIM_ASYNCH_IO;USE_READER_THREAD;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -108,8 +108,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Check for required build dependencies"
-				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -129,7 +129,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../PDP11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_SHARED;VM_PDP11;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;SIM_ASYNCH_IO;USE_READER_THREAD"
+				PreprocessorDefinitions="USE_SHARED;VM_PDP11;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;SIM_ASYNCH_IO;USE_READER_THREAD;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP15.vcproj b/Visual Studio Projects/PDP15.vcproj
index 4ce3d394..937f5710 100644
--- a/Visual Studio Projects/PDP15.vcproj	
+++ b/Visual Studio Projects/PDP15.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -42,8 +44,8 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP15;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP15;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,8 +127,8 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP15;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP15;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP4.vcproj b/Visual Studio Projects/PDP4.vcproj
index deb4108a..3f3a737f 100644
--- a/Visual Studio Projects/PDP4.vcproj	
+++ b/Visual Studio Projects/PDP4.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -42,8 +44,8 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP4;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP4;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,8 +127,8 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP4;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP4;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP7.vcproj b/Visual Studio Projects/PDP7.vcproj
index dfce8fe9..11a5fd10 100644
--- a/Visual Studio Projects/PDP7.vcproj	
+++ b/Visual Studio Projects/PDP7.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -42,8 +44,8 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP7;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP7;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,8 +127,8 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP7;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP7;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP8.vcproj b/Visual Studio Projects/PDP8.vcproj
index aeda4fde..78b71892 100644
--- a/Visual Studio Projects/PDP8.vcproj	
+++ b/Visual Studio Projects/PDP8.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../PDP8/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../PDP8/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/PDP9.vcproj b/Visual Studio Projects/PDP9.vcproj
index 274a555e..92984a13 100644
--- a/Visual Studio Projects/PDP9.vcproj	
+++ b/Visual Studio Projects/PDP9.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -42,8 +44,8 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP9;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP9;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,8 +127,8 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
-				AdditionalIncludeDirectories="../;../PDP18B/"
-				PreprocessorDefinitions="PDP9;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				AdditionalIncludeDirectories="./;../;../PDP18B/"
+				PreprocessorDefinitions="PDP9;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/S3.vcproj b/Visual Studio Projects/S3.vcproj
index db14343f..67fee35a 100644
--- a/Visual Studio Projects/S3.vcproj	
+++ b/Visual Studio Projects/S3.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../S3/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../S3/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/SDS.vcproj b/Visual Studio Projects/SDS.vcproj
index 7f1afa25..4c4d8174 100644
--- a/Visual Studio Projects/SDS.vcproj	
+++ b/Visual Studio Projects/SDS.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../SDS/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../SDS/"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/TX-0.vcproj b/Visual Studio Projects/TX-0.vcproj
index a735cf90..60ccd0ec 100644
--- a/Visual Studio Projects/TX-0.vcproj	
+++ b/Visual Studio Projects/TX-0.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../TX-0/"
-				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_DISPLAY"
+				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_DISPLAY;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -104,6 +106,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -123,7 +127,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../TX-0/"
-				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_DISPLAY"
+				PreprocessorDefinitions="NO_INLINE;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;USE_DISPLAY;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/VAX.vcproj b/Visual Studio Projects/VAX.vcproj
index f7415627..9d0626f6 100644
--- a/Visual Studio Projects/VAX.vcproj	
+++ b/Visual Studio Projects/VAX.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
@@ -113,7 +113,7 @@
 			<Tool
 				Name="VCPreBuildEventTool"
 				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -136,7 +136,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				StringPooling="true"
 				RuntimeLibrary="0"
diff --git a/Visual Studio Projects/VAX610.vcproj b/Visual Studio Projects/VAX610.vcproj
index 4a3753de..f403c7d3 100644
--- a/Visual Studio Projects/VAX610.vcproj	
+++ b/Visual Studio Projects/VAX610.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_610;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_610;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
@@ -112,8 +112,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -136,7 +136,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_610;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_610;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				StringPooling="true"
 				RuntimeLibrary="0"
diff --git a/Visual Studio Projects/VAX620.vcproj b/Visual Studio Projects/VAX620.vcproj
index 7e30e928..f6bf62d3 100644
--- a/Visual Studio Projects/VAX620.vcproj	
+++ b/Visual Studio Projects/VAX620.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_620;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_620;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
@@ -112,8 +112,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -136,7 +136,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_620;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_620;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				StringPooling="true"
 				RuntimeLibrary="0"
diff --git a/Visual Studio Projects/VAX630.vcproj b/Visual Studio Projects/VAX630.vcproj
index 259d5230..74f7d35a 100644
--- a/Visual Studio Projects/VAX630.vcproj	
+++ b/Visual Studio Projects/VAX630.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_630;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_630;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
@@ -112,8 +112,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -136,7 +136,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_630;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_630;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				KeepComments="false"
 				StringPooling="true"
 				RuntimeLibrary="0"
diff --git a/Visual Studio Projects/VAX730.vcproj b/Visual Studio Projects/VAX730.vcproj
index 201977df..312fae18 100644
--- a/Visual Studio Projects/VAX730.vcproj	
+++ b/Visual Studio Projects/VAX730.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_730;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_730;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
 				RuntimeLibrary="1"
@@ -111,8 +111,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -134,7 +134,7 @@
 				FavorSizeOrSpeed="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_730;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_730;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/VAX750.vcproj b/Visual Studio Projects/VAX750.vcproj
index 982d4998..df1cc0ae 100644
--- a/Visual Studio Projects/VAX750.vcproj	
+++ b/Visual Studio Projects/VAX750.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_750;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_750;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
 				RuntimeLibrary="1"
@@ -111,8 +111,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -134,7 +134,7 @@
 				FavorSizeOrSpeed="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_750;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_750;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/VAX780.vcproj b/Visual Studio Projects/VAX780.vcproj
index 494f12e8..0b1f2fcd 100644
--- a/Visual Studio Projects/VAX780.vcproj	
+++ b/Visual Studio Projects/VAX780.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_780;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_780;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
 				RuntimeLibrary="1"
@@ -111,8 +111,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -135,7 +135,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_780;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_780;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				BufferSecurityCheck="false"
diff --git a/Visual Studio Projects/VAX860.vcproj b/Visual Studio Projects/VAX860.vcproj
index 7fa98ba9..4fd9acb4 100644
--- a/Visual Studio Projects/VAX860.vcproj	
+++ b/Visual Studio Projects/VAX860.vcproj	
@@ -26,8 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_860;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_860;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="0"
 				RuntimeLibrary="1"
@@ -111,8 +111,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
-				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies"
-				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;"
+				Description="Build Dependent ROM include File(s) &amp; Check for required build dependencies &amp; git commit id"
+				CommandLine="pushd ..&#x0D;&#x0A;&quot;$(TargetDir)BuildROMs&quot;&#x0D;&#x0A;popd&#x0D;&#x0A;&#x0D;&#x0A;if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -135,7 +135,7 @@
 				OmitFramePointers="true"
 				WholeProgramOptimization="true"
 				AdditionalIncludeDirectories="./;../;../VAX/;../pdp11/;&quot;../../windows-build/winpcap/Wpdpack/Include&quot;;&quot;../../windows-build/pthreads&quot;"
-				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_860;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO"
+				PreprocessorDefinitions="USE_INT64;USE_ADDR64;VM_VAX;VAX_860;USE_SHARED;_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;PTW32_STATIC_LIB;USE_READER_THREAD;SIM_ASYNCH_IO;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				BufferSecurityCheck="false"
diff --git a/Visual Studio Projects/lgp.vcproj b/Visual Studio Projects/lgp.vcproj
index b605a3e1..62d2c8ac 100644
--- a/Visual Studio Projects/lgp.vcproj	
+++ b/Visual Studio Projects/lgp.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/swtp6800mp-a.vcproj b/Visual Studio Projects/swtp6800mp-a.vcproj
index 7a70d98d..8cf1edd1 100644
--- a/Visual Studio Projects/swtp6800mp-a.vcproj	
+++ b/Visual Studio Projects/swtp6800mp-a.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../swtp6800/swtp6800"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../swtp6800/swtp6800"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/Visual Studio Projects/swtp6800mp-a2.vcproj b/Visual Studio Projects/swtp6800mp-a2.vcproj
index cf5ade08..486553e5 100644
--- a/Visual Studio Projects/swtp6800mp-a2.vcproj	
+++ b/Visual Studio Projects/swtp6800mp-a2.vcproj	
@@ -26,6 +26,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -43,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="./;../;../swtp6800/swtp6800"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -105,6 +107,8 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				Description="Check for required build dependencies &amp; git commit id"
+				CommandLine="if not exist ../../windows-build/winpcap/Wpdpack/Include/pcap.h goto _notice&#x0D;&#x0A;if not exist ../../windows-build/pthreads/pthread.h goto _notice&#x0D;&#x0A;goto _good&#x0D;&#x0A;&#x0D;&#x0A;:_notice&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo **  The required build support is not available.  **&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;echo ****************************************************&#x0D;&#x0A;type 0ReadMe_Projects.txt&#x0D;&#x0A;exit 1&#x0D;&#x0A;&#x0D;&#x0A;:_good&#x0D;&#x0A;SET GIT_COMMIT_ID=&#x0D;&#x0A;if not exist ..\.git-commit-id goto _NoId&#x0D;&#x0A;for /F %%i in (..\.git-commit-id) do SET GIT_COMMIT_ID=%%i&#x0D;&#x0A;:_NoId&#x0D;&#x0A;SET OLD_GIT_COMMIT_ID=&#x0D;&#x0A;if not exist .git-commit-id.h echo.&gt;.git-commit-id.h&#x0D;&#x0A;for /F &quot;tokens=3&quot; %%i in (.git-commit-id.h) do SET OLD_GIT_COMMIT_ID=%%i&#x0D;&#x0A;if &quot;%GIT_COMMIT_ID%&quot; equ &quot;%OLD_GIT_COMMIT_ID%&quot; goto _IdGood&#x0D;&#x0A;echo #define SIM_GIT_COMMIT_ID %GIT_COMMIT_ID% &gt;.git-commit-id.h&#x0D;&#x0A;:_IdGood&#x0D;&#x0A;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -124,7 +128,7 @@
 				InlineFunctionExpansion="1"
 				OmitFramePointers="true"
 				AdditionalIncludeDirectories="./;../;../swtp6800/swtp6800"
-				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS"
+				PreprocessorDefinitions="_CRT_NONSTDC_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;SIM_NEED_GIT_COMMIT_ID"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
diff --git a/makefile b/makefile
index 8a2f8ff5..7a15430e 100644
--- a/makefile
+++ b/makefile
@@ -350,7 +350,7 @@ else
   endif
 endif
 ifneq (,$(GIT_COMMIT_ID))
-  CFLAGS_GIT = -DSIM_GIT_COMMIT_ID=\"$(GIT_COMMIT_ID)\"
+  CFLAGS_GIT = -DSIM_GIT_COMMIT_ID=$(GIT_COMMIT_ID)
 endif
 ifneq ($(DEBUG),)
   CFLAGS_G = -g -ggdb -g3
diff --git a/scp.c b/scp.c
index 6f20bafa..ee8a9f8d 100644
--- a/scp.c
+++ b/scp.c
@@ -2433,7 +2433,9 @@ fprintf (st, " %s", SIM_VERSION_MODE);
 if (flag)
     fprintf (st, " [%s, %s, %s]", sim_si64, sim_sa64, sim_snet);
 #if defined(SIM_GIT_COMMIT_ID)
-fprintf (st, "     git commit id: %8.8s", SIM_GIT_COMMIT_ID);
+#define _xstr(a) _str(a)
+#define _str(a) #a
+fprintf (st, "     git commit id: %8.8s", _xstr(SIM_GIT_COMMIT_ID));
 #endif
 fprintf (st, "\n");
 return SCPE_OK;
diff --git a/sim_rev.h b/sim_rev.h
index 6ddd3b96..09290e73 100644
--- a/sim_rev.h
+++ b/sim_rev.h
@@ -44,6 +44,10 @@
 #define SIM_VERSION_MODE "Beta"
 #endif
 
+#if defined(SIM_NEED_GIT_COMMIT_ID)
+#include ".git-commit-id.h"
+#endif
+
 /*
   The comment section below reflects the manual editing process which was in place
   prior to the use of the git source control system on at https://gihub.com/simh/simh