-#ifdef __APPLE_API_OBSOLETE
-
-/*
- * Information pushed on stack when a signal is delivered.
- * This is used by the kernel to restore state following
- * execution of the signal handler. It is also made available
- * to the handler to allow it to properly restore state if
- * a non-standard exit is performed.
- */
-#define __need_struct_sigcontext
-#include <i386/_structs.h>
-
-#endif /* __APPLE_API_OBSOLETE */
-#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */