[clutter/clutter-1.6] build: Link Cogl directly against libdl

[Emmanuele Bassi <ebassi src gnome org>]

commit 41ec1c6dbcb194b1c380356a8cbe49c69cfbc021
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Wed Sep 14 10:03:26 2011 +0100

    build: Link Cogl directly against libdl
    
    Cogl uses dlopen() directly but doesn't link against dl, thus linking
    against Clutter fails when using --as-needed.

 clutter/cogl/cogl/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/clutter/cogl/cogl/Makefile.am b/clutter/cogl/cogl/Makefile.am
index dc2729c..812e63f 100644
--- a/clutter/cogl/cogl/Makefile.am
+++ b/clutter/cogl/cogl/Makefile.am
@@ -327,7 +327,7 @@ include $(top_srcdir)/build/autotools/Makefile.am.enums
 
 noinst_LTLIBRARIES += libclutter-cogl.la
 
-libclutter_cogl_la_LIBADD = -lm $(CLUTTER_LIBS)
+libclutter_cogl_la_LIBADD = -lm -ldl $(CLUTTER_LIBS)
 libclutter_cogl_la_SOURCES = $(cogl_sources_c)
 nodist_libclutter_cogl_la_SOURCES = $(BUILT_SOURCES)