Bug 289059 - AIX GTK2 build fails to link after checkin for Bug 280725.

r=benjamin@smedbergs.us, sr=tor@acm.org

toolkit/components/remote/Makefile.in

@@ -76,3 +76,9 @@ include $(topsrcdir)/config/rules.mk
 
 EXTRA_DSO_LDOPTS += $(MOZ_COMPONENT_LIBS) $(TK_LIBS)
 CXXFLAGS += $(TK_CFLAGS)
+
+# Add explicit X11 dependency when building against X11 toolkits
+ifneq (,$(filter gtk gtk2 qt xlib,$(MOZ_WIDGET_TOOLKIT)))
+EXTRA_DSO_LDOPTS += $(XLDFLAGS) $(XLIBS)
+endif
+