--- GNUmakefile.orig	2009-07-08 15:20:00.000000000 +0200
+++ GNUmakefile	2009-07-08 15:22:18.000000000 +0200
@@ -42,6 +42,9 @@
 ifeq ($(GNUSTEP_TARGET_OS),cygwin)
 RTFConverter_BUNDLE_LIBS += -lgnustep-gui $(FND_LIBS) $(OBJC_LIBS)
 endif
+ifeq ($(findstring darwin, $(GNUSTEP_TARGET_OS)), darwin)
+RTFConverter_BUNDLE_LIBS += -lgnustep-gui $(FND_LIBS) $(OBJC_LIBS)
+endif
 
 -include GNUmakefile.preamble