diff --git a/src/gcc.h b/src/gcc.h
index bd55f732e..c6e53f5bd 100644
--- a/src/gcc.h
+++ b/src/gcc.h
@@ -25,7 +25,7 @@
  * example taken from: http://rlove.org/log/2005102601
  */
 
-#if __GNUC__ >= 3
+#if defined(__GNUC__) && (__GNUC__ >= 3)
 #  define mpd_const		__attribute__ ((const))
 #  define mpd_deprecated	__attribute__ ((deprecated))
 #  define mpd_malloc		__attribute__ ((malloc))