ref: a0a1e887b8323fdda306435b6e89ce003c3dc10f dir: /lib/c/target/amd64-sysv-netbsd/syscall.lst/
#number name 1 _Exit 3 _read 4 _write 5 _open 6 _close 17 _brk 20 _getpid 37 _kill 199 _lseek 418 _gettimeofday