diff -urN liferea-1.4.16b/src/mozilla/Makefile.am liferea-1.4.16b.new/src/mozilla/Makefile.am
--- liferea-1.4.16b/src/mozilla/Makefile.am	2007-07-23 19:56:53.000000000 +0200
+++ liferea-1.4.16b.new/src/mozilla/Makefile.am	2008-07-07 18:58:58.000000000 +0200
@@ -37,14 +37,22 @@
 
 ## the XulRunner support module
 
+XULRUNNER_EXTRA_CFLAGS = \
+	-I/usr/include/xulrunner \
+	-I/usr/include/xulrunner/dom \
+	-I/usr/include/xulrunner/gtkembedmoz \
+	-I/usr/include/xulrunner/necko \
+	-I/usr/include/xulrunner/webbrwsr \
+	-I/usr/include/xulrunner/xpcom
+
 liblihtmlx_la_SOURCES = \
 	mozembed.c mozembed.h \
 	mozsupport.cpp mozsupport.h \
 	xulrunner.c
 
 liblihtmlx_la_LIBADD = $(PACKAGE_LIBS) $(XULRUNNER_LIBS) $(INTLLIBS)
-liblihtmlx_la_CFLAGS = $(XULRUNNER_CFLAGS) $(PACKAGE_CFLAGS)  -DXULRUNNER_HOME=\""$(XULRUNNER_HOME)\""
-liblihtmlx_la_CXXFLAGS = $(XULRUNNER_CFLAGS) $(PACKAGE_CFLAGS)
+liblihtmlx_la_CFLAGS = $(XULRUNNER_CFLAGS) $(XULRUNNER_EXTRA_CFLAGS) $(PACKAGE_CFLAGS)  -DXULRUNNER_HOME=\""$(XULRUNNER_HOME)\""
+liblihtmlx_la_CXXFLAGS = $(XULRUNNER_CFLAGS) $(XULRUNNER_EXTRA_CFLAGS) $(PACKAGE_CFLAGS)
 
 if PLATFORM_WIN32
 
diff -urN liferea-1.4.16b/src/mozilla/xulrunner.c liferea-1.4.16b.new/src/mozilla/xulrunner.c
--- liferea-1.4.16b/src/mozilla/xulrunner.c	2007-07-23 19:56:53.000000000 +0200
+++ liferea-1.4.16b.new/src/mozilla/xulrunner.c	2008-07-07 18:54:44.000000000 +0200
@@ -30,10 +30,12 @@
 
 static void xulrunner_init(void) {
 	
+#ifndef XPCOM_GLUE
 	/* gtk_moz_embed_set_comp_path() must not be called
 	   without a component path for XulRunner. Passing
 	   NULL will crash Liferea. */
 	gtk_moz_embed_set_comp_path(XULRUNNER_HOME);
+#endif
 
 	mozembed_init();	
 }