1.POSIX:23PROJECTDIR = ../../../../..4RULES = user56include $(PROJECTDIR)/scripts/rules.mk7include ../../../rules.mk89GENOBJS =\10 _access.$O\11 _close.$O\12 _creat.$O\13 _execve.$O\14 _exit.$O\15 _fork.$O\16 _getpid.$O\17 _kill.$O\18 _link.$O\19 _open.$O\20 _read.$O\21 _sys_brk.$O\22 _unlink.$O\23 _write.$O\24 _wait4.$O\2526OBJS =\27 $(GENOBJS)\28 _cerrno.$O\29 _sys_errlist.$O\3031all: $(CRT) $(OBJS)3233$(CRT): ../crt-posix.s3435$(GENOBJS): syscall.lst36 ./gensys.sh $(@:.$O=)37 $(AS) $(PROJ_ASFLAGS) -o $@ $(@:.$O=.s)3839clean:40 rm -f $(GENOBJS:.$O=.s) _sys_errlist.c