ref: f2e04e5f2f85f9dda6d813a9a47a95995de1e5aa dir: /src/libc/arch/amd64/darwin/syscall.lst/
1 __Exit 3 __read 4 __write 5 __open 6 __close 20 __getpid 46 __sigaction 37 __kill 199 __lseek