lock_register
if (lock_register(fd, F_SETLKW, F_WRLCK, 0, SEEK_SET, 0) < 0) {
if (lock_register(fd, F_SETLK, F_UNLCK, 0, SEEK_SET, 0) < 0) {
if (lock_register(fd, F_SETLK, F_UNLCK, 0, SEEK_SET, 0) < 0) {
if (lock_register(fd_mpconf, F_SETLKW, F_RDLCK, 0, SEEK_SET, 0) < 0) {
lock_register(fd_mpconf, F_SETLK, F_UNLCK, 0, SEEK_SET, 0);
if (lock_register(fd_mpconf, F_SETLK, F_UNLCK, 0, SEEK_SET, 0) < 0) {
if (lock_register(fd, F_SETLK, F_UNLCK, 0, SEEK_SET, 0) < 0) { \
if (lock_register(mpconf, F_SETLKW, F_WRLCK, 0, SEEK_SET, 0) < 0) {
if (lock_register(mpconf, F_SETLKW, F_WRLCK, 0, SEEK_SET, 0) < 0) {
static int lock_register(int fd, int cmd, int type, off_t offset, int whence,