260 	void *rval;  in safe_mmap()  local
262 	rval = mmap(addr, length, prot, flags, fd, offset);  in safe_mmap()
263 	if (rval == MAP_FAILED) {  in safe_mmap()
269 	return rval;  in safe_mmap()
278 	int rval;  in safe_ftruncate()  local
280 	rval = ftruncate(fd, length);  in safe_ftruncate()
282 	if (rval == -1) {  in safe_ftruncate()
285 	} else if (rval) {  in safe_ftruncate()
288 			(long)length, rval);  in safe_ftruncate()
291 	return rval;  in safe_ftruncate()
299 	int rval;  in safe_truncate()  local
301 	rval = truncate(path, length);  in safe_truncate()
303 	if (rval == -1) {  in safe_truncate()
306 	} else if (rval) {  in safe_truncate()
309 			(long)length, rval);  in safe_truncate()
312 	return rval;  in safe_truncate()
320 	int rval;  in safe_stat()  local
322 	rval = stat(path, buf);  in safe_stat()
324 	if (rval == -1) {  in safe_stat()
327 	} else if (rval) {  in safe_stat()
330 			rval);  in safe_stat()
333 	return rval;  in safe_stat()
341 	int rval;  in safe_fstat()  local
343 	rval = fstat(fd, buf);  in safe_fstat()
345 	if (rval == -1) {  in safe_fstat()
348 	} else if (rval) {  in safe_fstat()
350 			"Invalid fstat(%d,%p) return value %d", fd, buf, rval);  in safe_fstat()
353 	return rval;  in safe_fstat()
361 	int rval;  in safe_lstat()  local
363 	rval = lstat(path, buf);  in safe_lstat()
365 	if (rval == -1) {  in safe_lstat()
368 	} else if (rval) {  in safe_lstat()
371 			rval);  in safe_lstat()
374 	return rval;  in safe_lstat()
382 	int rval;  in safe_statfs()  local
384 	rval = statfs(path, buf);  in safe_statfs()
386 	if (rval == -1) {  in safe_statfs()
389 	} else if (rval) {  in safe_statfs()
392 			rval);  in safe_statfs()
395 	return rval;  in safe_statfs()
403 	off_t rval;  in safe_lseek()  local
405 	rval = lseek(fd, offset, whence);  in safe_lseek()
407 	if (rval == (off_t) -1) {  in safe_lseek()
410 	} else if (rval < 0) {  in safe_lseek()
413 			(long)offset, whence, (long)rval);  in safe_lseek()
416 	return rval;  in safe_lseek()
424 	int rval;  in safe_getrlimit()  local
426 	rval = getrlimit(resource, rlim);  in safe_getrlimit()
428 	if (rval == -1) {  in safe_getrlimit()
431 	} else if (rval) {  in safe_getrlimit()
434 			rlim, rval);  in safe_getrlimit()
437 	return rval;  in safe_getrlimit()
445 	int rval;  in safe_setrlimit()  local
447 	rval = setrlimit(resource, rlim);  in safe_setrlimit()
449 	if (rval == -1) {  in safe_setrlimit()
452 	} else if (rval) {  in safe_setrlimit()
455 			rlim, rval);  in safe_setrlimit()
458 	return rval;  in safe_setrlimit()