--- libnl-1.1/include/netlink-local.h	2008-01-14 16:48:45.000000000 +0100
+++ src/include/netlink-local.h	2009-04-20 14:59:59.000000000 +0200
@@ -337,7 +337,9 @@
 }
 
 #define ARRAY_SIZE(X) (sizeof(X) / sizeof((X)[0]))
+#ifndef offsetof
 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+#endif
 
 #define __init __attribute__ ((constructor))
 #define __exit __attribute__ ((destructor))