diff --git a/mangle.h b/mangle.h
index 05e579fb08..1769a3201f 100644
--- a/mangle.h
+++ b/mangle.h
@@ -31,7 +31,7 @@
 #define attribute_used
 #endif
 
-#if defined(_WIN32) || defined(__DARWIN)
+#if defined(_WIN32) || defined(__APPLE__)
 #define EXTERN_PREFIX "_"
 #else
 #define EXTERN_PREFIX ""