commit cfd52cccf0a25c8a3d20cbb2f2e359c9fad8b2ad
Author: Bernhard M. Wiedemann <bwiedemann@suse.de>
Date:   Sun Jun 18 19:40:24 2017 +0200

    Call gzip -n to make build fully reproducible
    
    See https://reproducible-builds.org/ for why that matters

diff --git a/x3270/Makefile.obj.in b/x3270/Makefile.obj.in
index 716c7085..de2f8261 100644
--- a/x3270/Makefile.obj.in
+++ b/x3270/Makefile.obj.in
@@ -82,7 +82,7 @@ x3270: $(OBJS1) $(DEP3270) $(DEP3270I) $(DEP32XX) $(DEP3270STUBS)
 	$(CC) -o $@ $(OBJS1) $(LDFLAGS) $(LD3270) $(LD3270I) $(LD32XX) $(LD3270STUBS) $(LIBS)
 
 %.pcf.gz: %.bdf
-	bdftopcf $< | gzip >$@
+	bdftopcf $< | gzip -n9 >$@
 
 dryrun: dryrun.in
 	/bin/cp $< $@