[libsoup] Fix docs build for pickier linkers

[Dan Winship <danw src gnome org>]

commit 0ba9a7e66584c3b23031cca0d2834101f1885d3e
Author: Dan Winship <danw gnome org>
Date:   Mon May 2 16:54:26 2011 -0400

    Fix docs build for pickier linkers
    
    Patch from "arno"
    https://bugzilla.gnome.org/show_bug.cgi?id=648948

 docs/reference/Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/docs/reference/Makefile.am b/docs/reference/Makefile.am
index 43b568d..765d27c 100644
--- a/docs/reference/Makefile.am
+++ b/docs/reference/Makefile.am
@@ -61,7 +61,10 @@ GTKDOC_CFLAGS =				\
 	$(XML_CFLAGS)			\
 	$(GNUTLS_CFLAGS)
 
-GTKDOC_LIBS = $(top_builddir)/libsoup/libsoup-gnome-2.4.la
+GTKDOC_LIBS =						\
+	$(top_builddir)/libsoup/libsoup-2.4.la		\
+	$(top_builddir)/libsoup/libsoup-gnome-2.4.la	\
+	$(GLIB_LIBS)
 
 # include common portion ...
 include $(top_srcdir)/gtk-doc.make