int connect (int, const struct sockaddr *, socklen_t);
int listen (int, int);
int accept (int, struct sockaddr *__restrict, socklen_t *__restrict);
+int accept4(int, struct sockaddr *__restrict, socklen_t *__restrict, int);
int getsockname (int, struct sockaddr *__restrict, socklen_t *__restrict);
int getpeername (int, struct sockaddr *__restrict, socklen_t *__restrict);
#define SHUT_WR 1
#define SHUT_RDWR 2
-#ifdef _GNU_SOURCE
-int accept4(int, struct sockaddr *__restrict, socklen_t *__restrict, int);
-#endif
-
#ifdef __cplusplus
}
#endif