ref: 3c6c5a02710e4d7a3da6121e9bfb8d2bc0d786dd dir: /src/libc/arch/amd64/darwin/syscall.lst/
#Tab 15 #number name nargs 1 __exit 1 2 __fork 0 3 __read 3 4 __write 3 5 __open 3 6 __close 1 20 __getpid 0 46 __sigaction 3 37 __kill 2 199 __lseek 3