From a011507fe95501f02a4dc65cf2c3fbf69abb287d Mon Sep 17 00:00:00 2001
From: "B. Scott Michel" <scooter.phd@gmail.com>
Date: Sun, 23 Jun 2024 15:17:50 -0700
Subject: [PATCH] MAKEFILE: Add zlib to macOS deps

Zlib is no longer packaged as part of macOS, now needs to be installed
by HomeBrew.
---
 .travis/deps.sh |  2 +-
 makefile        | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/.travis/deps.sh b/.travis/deps.sh
index 68a24803..a5d51178 100755
--- a/.travis/deps.sh
+++ b/.travis/deps.sh
@@ -3,7 +3,7 @@
 install_osx() {
     brew update
     brew install pkg-config pcre libpng libedit sdl2 freetype2 sdl2_ttf \
-        vde cmake gnu-getopt coreutils
+        vde cmake gnu-getopt coreutils zlib
 }
 
 install_arch_linux() {
diff --git a/makefile b/makefile
index e1ada281..54b90aa8 100644
--- a/makefile
+++ b/makefile
@@ -675,13 +675,13 @@ ifeq (${WIN32},)  #*nix Environments (&& cygwin)
       OS_CCDEFS += -DHAVE_LIBPNG
       OS_LDFLAGS += -lpng
       $(info using libpng: $(call find_lib,png) $(call find_include,png))
-      ifneq (,$(call find_include,zlib))
-        ifneq (,$(call find_lib,z))
-          OS_CCDEFS += -DHAVE_ZLIB
-          OS_LDFLAGS += -lz
-          $(info using zlib: $(call find_lib,z) $(call find_include,zlib))
-        endif
-      endif
+    endif
+  endif
+  ifneq (,$(call find_include,zlib))
+    ifneq (,$(call find_lib,z))
+      OS_CCDEFS += -DHAVE_ZLIB
+      OS_LDFLAGS += -lz
+      $(info using zlib: $(call find_lib,z) $(call find_include,zlib))
     endif
   endif
   ifneq (,$(call find_include,glob))