X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/1c79356b52d46aa6b508fb032f5ae709b1f2897b..b4c24cb9d3df001f2892dc4ed451bc769ff28a9f:/bsd/machine/ansi.h

diff --git a/bsd/machine/ansi.h b/bsd/machine/ansi.h
index 57cef4960..8f34cdd79 100644
--- a/bsd/machine/ansi.h
+++ b/bsd/machine/ansi.h
@@ -29,7 +29,6 @@
 #ifndef	_MACHINE_ANSI_H_
 #define	_MACHINE_ANSI_H_
 
-
 #if defined (__ppc__)
 #include "ppc/ansi.h"
 #elif defined (__i386__)
@@ -38,5 +37,10 @@
 #error architecture not supported
 #endif
 
+#ifdef KERNEL
+#ifndef offsetof
+#define offsetof(type, member)  ((size_t)(&((type *)0)->member))
+#endif /* offsetof */
+#endif /* KERNEL */
 
 #endif	/* _MACHINE_ANSI_H_ */