1.POSIX:23PROJECTDIR =../../../../..4include $(PROJECTDIR)/scripts/rules.mk5include ../../../rules.mk67GENOBJS =\8 _brk.$O\9 _close.$O\10 _exit.$O\11 _fork.$O\12 _getpid.$O\13 _kill.$O\14 _lseek.$O\15 _open.$O\16 _read.$O\17 _write.$O\1819OBJS =\20 $(GENOBJS)\21 _sys_errlist.$O\2223all: $(OBJS) $(CRT)2425$(CRT): ../crt-posix.s2627$(GENOBJS): syscall.lst28 ./gensys.sh $(@:.$O=)29 $(AS) $(PROJ_ASFLAGS) -o $@ $(@:.$O=.s)3031clean:32 rm -f $(GENOBJS:.$O=.s) _sys_errlist.c