SourceMod can now be somewhat compiled on OS X for patch sanity testing (bug 3516, r=ds).

This adds the ability for us to change the GCC version we use more flexibly.

tools/gamedata_md5/Makefile

@@ -16,7 +16,7 @@ C_OPT_FLAGS = -DNDEBUG -O3 -funroll-loops -pipe -fno-strict-aliasing
 C_DEBUG_FLAGS = -D_DEBUG -DDEBUG -g -ggdb3
 C_GCC4_FLAGS = -fvisibility=hidden
 CPP_GCC4_FLAGS = -fvisibility-inlines-hidden
-CPP = gcc-4.1
+CPP = gcc
 
 BINARY = gamedatamd5
 
@@ -63,7 +63,7 @@ all:
 	$(MAKE) -f Makefile sourcemod
 
 sourcemod: $(OBJ_LINUX)
-	$(CPP) $(INCLUDE) $(OBJ_LINUX) $(LINK) -m32 -lstdc++ -o$(BIN_DIR)/$(BINARY)
+	$(CPP) $(INCLUDE) $(OBJ_LINUX) $(LINK) -m32 -lstdc++ -o $(BIN_DIR)/$(BINARY)
 
 debug:
 	$(MAKE) -f Makefile all DEBUG=true

tools/gamedata_md5/sm_memtable.cpp

@@ -30,7 +30,7 @@
  */
 
 #include <string.h>
-#include <malloc.h>
+#include <stdlib.h>
 #include "sm_memtable.h"
 
 BaseMemTable::BaseMemTable(unsigned int init_size)