ref: 6eb087522f3a7aca2f1df8599d125daea263f2e7 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