61 	int rval;  in safe_dup()  local
63 	rval = dup(oldfd);  in safe_dup()
64 	if (rval == -1) {  in safe_dup()
69 	return rval;  in safe_dup()
243 	void *rval;  in safe_mmap()  local
245 	rval = mmap(addr, length, prot, flags, fd, offset);  in safe_mmap()
246 	if (rval == MAP_FAILED) {  in safe_mmap()
252 	return rval;  in safe_mmap()
261 	int rval;  in safe_ftruncate()  local
263 	rval = ftruncate(fd, length);  in safe_ftruncate()
264 	if (rval == -1) {  in safe_ftruncate()
270 	return rval;  in safe_ftruncate()
278 	int rval;  in safe_truncate()  local
280 	rval = truncate(path, length);  in safe_truncate()
281 	if (rval == -1) {  in safe_truncate()
287 	return rval;  in safe_truncate()
295 	int rval;  in safe_stat()  local
297 	rval = stat(path, buf);  in safe_stat()
299 	if (rval == -1) {  in safe_stat()
304 	return rval;  in safe_stat()
312 	int rval;  in safe_fstat()  local
314 	rval = fstat(fd, buf);  in safe_fstat()
316 	if (rval == -1) {  in safe_fstat()
321 	return rval;  in safe_fstat()
329 	int rval;  in safe_lstat()  local
331 	rval = lstat(path, buf);  in safe_lstat()
333 	if (rval == -1) {  in safe_lstat()
338 	return rval;  in safe_lstat()
346 	off_t rval;  in safe_lseek()  local
348 	rval = lseek(fd, offset, whence);  in safe_lseek()
350 	if (rval == (off_t) -1) {  in safe_lseek()
356 	return rval;  in safe_lseek()
364 	int rval;  in safe_getrlimit()  local
366 	rval = getrlimit(resource, rlim);  in safe_getrlimit()
368 	if (rval == -1) {  in safe_getrlimit()
374 	return rval;  in safe_getrlimit()
382 	int rval;  in safe_setrlimit()  local
384 	rval = setrlimit(resource, rlim);  in safe_setrlimit()
386 	if (rval == -1) {  in safe_setrlimit()
392 	return rval;  in safe_setrlimit()
401 	sighandler_t rval;  in safe_signal()  local
403 	rval = signal(signum, handler);  in safe_signal()
405 	if (rval == SIG_ERR) {  in safe_signal()
411 	return rval;  in safe_signal()