ref: 041d2d96655de6afaac6b20437df8897b03f6c92
dir: /src/libc/arch/amd64/linux/syscall.lst/
#Tab 15 #number name nargs 0 _read 3 1 _write 3 2 _open 3 3 _close 1 8 _lseek 3 12 _sys_brk 1 13 __sigaction 4 15 _sigreturn 0 39 _getpid 0 57 _fork 0 60 _exit 1 61 _wait4 4 62 _kill 2 87 _unlink 1 96 _gettimeofday 2 98 _getrusage 2