* include/signal.h: Revert last change.
(__sigemptyset): Use __builtin_memset instead of memset.
/* Simplified sigemptyset() implementation without the parameter checking. */
#undef __sigemptyset
-#include <string.h>
-#define __sigemptyset(ss) (memset (ss, '\0', sizeof (sigset_t)), 0)
+#define __sigemptyset(ss) (__builtin_memset (ss, '\0', sizeof (sigset_t)), 0)
/* Allocate real-time signal with highest/lowest available priority. */