system/fd_util: remove unused function socket_cloexec_nonblock()

src/system/fd_util.c

@@ -149,26 +149,6 @@ pipe_cloexec_nonblock(int fd[2])
 }
 
 int
-socket_cloexec_nonblock(int domain, int type, int protocol)
-{
-	int fd;
-
-#if defined(SOCK_CLOEXEC) && defined(SOCK_NONBLOCK)
-	fd = socket(domain, type | SOCK_CLOEXEC | SOCK_NONBLOCK, protocol);
-	if (fd >= 0 || errno != EINVAL)
-		return fd;
-#endif
-
-	fd = socket(domain, type, protocol);
-	if (fd >= 0) {
-		fd_set_cloexec(fd, true);
-		fd_set_nonblock(fd);
-	}
-
-	return fd;
-}
-
-int
 accept_cloexec_nonblock(int fd, struct sockaddr *address,
 			size_t *address_length_r)
 {

src/system/fd_util.h

@@ -71,18 +71,6 @@ open_cloexec(const char *path_fs, int flags, int mode);
 int
 pipe_cloexec_nonblock(int fd[2]);
 
-#ifdef ENABLE_LIBMPDCLIENT
-/* Avoid symbol conflict with statically linked libmpdclient */
-#define socket_cloexec_nonblock socket_cloexec_nonblock_noconflict
-#endif
-
-/**
- * Wrapper for socket(), which sets the CLOEXEC and the NONBLOCK flag
- * (atomically if supported by the OS).
- */
-int
-socket_cloexec_nonblock(int domain, int type, int protocol);
-
 /**
  * Wrapper for accept(), which sets the CLOEXEC and the NONBLOCK flags
  * (atomically if supported by the OS).