#define QEMU_OSDEP_H
#include <stdarg.h>
+#include <stddef.h>
#ifdef __OpenBSD__
#include <sys/types.h>
#include <sys/signal.h>
#define unlikely(x) __builtin_expect(!!(x), 0)
#endif
-#ifndef offsetof
+#ifdef CONFIG_NEED_OFFSETOF
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)
#endif
#ifndef container_of
(type *) ((char *) __mptr - offsetof(type, member));})
#endif
+#define typeof_field(type, field) typeof(((type *)0)->field)
+#define type_check(t1,t2) ((t1*)0 - (t2*)0)
+
#ifndef MIN
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#endif