$OpenBSD: patch-Makefile_in,v 1.18 2017/08/18 11:42:04 ajacoutot Exp $
Index: Makefile.in
--- Makefile.in.orig
+++ Makefile.in
@@ -1044,7 +1044,7 @@ install-data-local:
 	@$(NORMAL_INSTALL)
 	if test -d $(srcdir)/$(PACKAGE_DATA_DIR); then \
 	  $(mkinstalldirs) $(DESTDIR)/$(pkgdatadir)/$(PACKAGE_DATA_DIR); \
-	  cd $(srcdir)/$(PACKAGE_DATA_DIR) ; tar cf - --dereference --exclude "Makefile.in" --exclude "*.in" --exclude "*~" --exclude "Makefile" --exclude "Makefile.am" --exclude .git * | ( cd $(DESTDIR)/$(pkgdatadir)/$(PACKAGE_DATA_DIR) ; tar xf -) ; cd .. ; \
+	  cd $(srcdir)/$(PACKAGE_DATA_DIR) ; gtar cf - --dereference --exclude "Makefile.in" --exclude "*.in" --exclude "*~" --exclude "Makefile" --exclude "Makefile.am" --exclude .git * | ( cd $(DESTDIR)/$(pkgdatadir)/$(PACKAGE_DATA_DIR) ; gtar xf -) ; cd .. ; \
 	fi
 
 dist-hook:
