diff -crN zlib-1.2.11-org/contrib/minizip/Makefile.miniunz zlib-1.2.11/contrib/minizip/Makefile.miniunz
*** zlib-1.2.11-org/contrib/minizip/Makefile.miniunz	1970-01-01 08:00:00.000000000 +0800
--- zlib-1.2.11/contrib/minizip/Makefile.miniunz	2021-11-10 16:00:17.706436344 +0800
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*** 0 ****
--- 1,29 ----
+ CC=cc
+ # CFLAGS=-g -O0 -O -I../..
+ CFLAGS=-O3 -fPIC -I../..
+ ARFLAGS=rc
+ AR=ar
+ 
+ UNZ_OBJS = unzip.o ioapi.o 
+ LIB_COMMON = libminiunz.a
+ 
+ .c.o:
+ 	$(CC) -c $(CFLAGS) $*.c
+ 
+ all: $(LIB_COMMON) 
+ 
+ $(LIB_COMMON) :  $(UNZ_OBJS)
+ 	$(AR) $(ARFLAGS) $@ $(UNZ_OBJS)
+ 
+ $(UNZ_OBJS):%.o:%.c
+ 	$(CC) -c $(CFLAGS) $*.c
+ 	# $(CC) $(CFLAGS) -O $@ -c $<
+ 
+ install:
+ 	cp ioapi.h $(DESTDIR)/include/
+ 	cp unzip.h $(DESTDIR)/include/
+ 	cp libminiunz.a $(DESTDIR)/lib/
+ 	chmod 644 $(DESTDIR)/include/ioapi.h $(DESTDIR)/include/unzip.h $(DESTDIR)/lib/libminiunz.a
+ 
+ clean:
+ 	/bin/rm -f *.o *.a