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-rw-r--r--sys/i386/include/ansi.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/i386/include/ansi.h b/sys/i386/include/ansi.h
index 65ab84f..f01fe5e 100644
--- a/sys/i386/include/ansi.h
+++ b/sys/i386/include/ansi.h
@@ -93,6 +93,11 @@
#define _BSD_CLOCKS_PER_SEC_ 128
/*
+ * We define this here since both <stddef.h> and <sys/types.h> needs it.
+ */
+#define __offsetof(type, field) ((size_t)(&((type *)0)->field))
+
+/*
* Typedefs for especially magic types. #define's wouldn't work in the
* __GNUC__ case, since __attribute__(()) only works in certain contexts.
* This is not in <machine/types.h>, since that has too much namespace
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