ref: a0d56750847f36ffc56a813eec79c31de8fefeeb dir: /src/libc/arch/amd64/dragonfly/syscall.lst/
#number name 1 _Exit 3 _read 4 _write 5 _open 6 _close 17 _brk 20 _getpid 37 _kill 199 _lseek