extern "C" {
#endif
-#if __STDC_VERSION__ >= 199901L
-#define __restrict restrict
-#elif !defined(__GNUC__)
-#define __restrict
-#endif
+#include <features.h>
#undef NULL
#ifdef __cplusplus
long __tm_gmtoff;
const char *__tm_zone;
};
+#if defined(_BSD_SOURCE)
+#define tm_gmtoff __tm_gmtoff
+#define tm_zone __tm_zone
+#endif
clock_t clock (void);
time_t time (time_t *);