diff --git a/dtool/LocalSetup.pp b/dtool/LocalSetup.pp
index 571aa50583..997ddf59ad 100644
--- a/dtool/LocalSetup.pp
+++ b/dtool/LocalSetup.pp
@@ -699,7 +699,10 @@ $[cdefine IS_OSX]
 $[cdefine IS_LINUX]
 $[cdefine IS_FREEBSD]
 $[cdefine BUILD_IPHONE]
-$[cdefine DTOOL_PLATFORM]
 $[cdefine UNIVERSAL_BINARIES]
 
+#if $[DTOOL_PLATFORM]
+# define DTOOL_PLATFORM "$[DTOOL_PLATFORM]"
+#endif
+
 #end dtool_config.h