[empathy] Fix build of libempathy-gtk doc. We have to init threads

[Xavier Claessens <xclaesse src gnome org>]

commit cb1d2d6748eb657c93f5a7873c88dbc7bda17660
Author: Xavier Claessens <xclaesse gmail com>
Date:   Mon Jun 15 18:40:19 2009 +0200

    Fix build of libempathy-gtk doc. We have to init threads

 docs/libempathy-gtk/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/docs/libempathy-gtk/Makefile.am b/docs/libempathy-gtk/Makefile.am
index 1a666ba..14e7396 100644
--- a/docs/libempathy-gtk/Makefile.am
+++ b/docs/libempathy-gtk/Makefile.am
@@ -10,6 +10,7 @@ DOC_MAIN_SGML_FILE=libempathy-gtk-docs.sgml
 
 # Extra options to supply to gtkdoc-scan
 SCAN_OPTIONS=--deprecated-guards="G_DISABLE_DEPRECATED"
+SCANGOBJ_OPTIONS=--type-init-func="g_type_init();g_thread_init(NULL);"
 
 # The directory containing the source code. Relative to $(srcdir)
 DOC_SOURCE_DIR=$(top_srcdir)/libempathy-gtk