--- old/make/windows/makefiles/sa.make	2018-11-15 18:03:53.028080171 +0100
+++ new/make/windows/makefiles/sa.make	2018-11-15 18:03:52.865080524 +0100
@@ -101,6 +101,9 @@
 
 !if "$(BUILD_FLAVOR)" == "debug"
 SA_EXTRA_CFLAGS = -Od -D "_DEBUG"
+!if "$(BUILDARCH)" == "i486"
+SA_EXTRA_CFLAGS = $(SA_EXTRA_CFLAGS) -RTC1
+!endif
 !elseif "$(BUILD_FLAVOR)" == "fastdebug"
 SA_EXTRA_CFLAGS = -O2 -D "_DEBUG"
 !else
@@ -117,7 +120,7 @@
 SA_LD_FLAGS = bufferoverflowU.lib
 !endif
 !else
-SA_CFLAGS = -nologo $(MS_RUNTIME_OPTION) -W3 -Gm $(GX_OPTION) -D "WIN32" -D "_WINDOWS" -D "_CONSOLE" -D "_MBCS" -YX -FD -GZ -c
+SA_CFLAGS = -nologo $(MS_RUNTIME_OPTION) -W3 -Gm $(GX_OPTION) -D "WIN32" -D "_WINDOWS" -D "_CONSOLE" -D "_MBCS" -YX -FD -c
 !if "$(ENABLE_FULL_DEBUG_SYMBOLS)" == "1"
 SA_CFLAGS = $(SA_CFLAGS) -ZI
 !endif