7 int fcntl(int fd, int cmd, ...)
12 arg = va_arg(ap, long);
14 if (cmd == F_SETFL) arg |= O_LARGEFILE;
15 if (cmd == F_SETLKW) return syscall_cp(SYS_fcntl, fd, cmd, arg);
16 if (cmd == F_GETOWN) return __syscall(SYS_fcntl, fd, cmd, arg);
17 return syscall(SYS_fcntl, fd, cmd, arg);