ref: c946d13235a8460a8c7f2aa86e705202d77231a7 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