$NetBSD: patch-cairo_Makefile,v 1.1 2025/01/31 12:22:44 micha Exp $

Use libtool.
Upstream will not merge this (libtool is listed as not acceptable).

--- cairo/Makefile.orig	2024-12-12 17:45:50.000000000 +0000
+++ cairo/Makefile
@@ -48,6 +48,10 @@ $(CAIROLIBNAME): $(CAIROOBJECTS)
 	$(LIBCOMMAND) $@ $(CAIROOBJECTS)
 	$(RANLIB) $@
 
+libfltk_cairo.la: $(CAIROOBJECTS) ../src/libfltk.la
+	echo $(DSOCOMMAND) $@ ...
+	${LIBTOOL} --mode=link $(CXX) $(ARCHFLAGS) $(LDFLAGS) -o $@ $(CAIROOBJECTS:.o=.lo) -rpath $(prefix)/lib -version-info 2:0:0 -L../src -lfltk $(CAIROLIBS) $(LDLIBS)
+
 libfltk_cairo.so.$(FL_DSO_VERSION): $(CAIROOBJECTS) ../src/libfltk.so.$(FL_DSO_VERSION)
 	echo $(DSOCOMMAND) $@ ...
 	$(DSOCOMMAND) $@ $(CAIROOBJECTS) -L../src -lfltk $(CAIROLIBS)
@@ -109,6 +113,9 @@ install: $(CAIROLIBNAME) $(CAIRODSONAME)
 	-$(INSTALL_DIR) $(DESTDIR)$(libdir)
 	$(INSTALL_LIB) $(CAIROLIBNAME) $(DESTDIR)$(libdir)
 
+	if test x$(CAIRODSONAME) = xlibfltk_cairo.la; then\
+		${LIBTOOL} --mode=install $(INSTALL_LIB) libfltk_cairo.la $(DESTDIR)$(libdir); \
+	fi
 	if test x$(CAIRODSONAME) = xlibfltk_cairo.so.$(FL_DSO_VERSION); then\
 		$(RM) $(DESTDIR)$(libdir)/libfltk_cairo.so*;\
 		$(INSTALL_LIB) libfltk_cairo.so.$(FL_DSO_VERSION) $(DESTDIR)$(libdir); \