X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Fstddef.h;h=a5bb9ecc2539cdfaec4226dc36d53d59f34cd027;hb=e172c7b4df9a33e3f090e347eebd5426b94e6fee;hp=dbf5a4ae1fe987b9059fe2510171634c4db51bb6;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/include/stddef.h b/include/stddef.h
index dbf5a4ae..a5bb9ecc 100644
--- a/include/stddef.h
+++ b/include/stddef.h
@@ -14,6 +14,10 @@
 
 #include <bits/alltypes.h>
 
+#if __GNUC__ > 3
+#define offsetof(type, member) __builtin_offsetof(type, member)
+#else
 #define offsetof(type, member) ((size_t)( (char *)&(((type *)0)->member) - (char *)0 ))
+#endif
 
 #endif