ref: aa62db1b2f210ffaa3fbc4a9a2f30b116b0240ee dir: /lib/c/target/amd64-sysv-netbsd/syscall.mk/
SYSCALL = _Exit.o _read.o _write.o _open.o _close.o _brk.o _getpid.o _kill.o _lseek.o