Index: pango-1.28.4/configure.in
===================================================================
--- pango-1.28.4.orig/configure.in	2011-04-05 04:29:16.000000000 +0800
+++ pango-1.28.4/configure.in	2012-05-08 21:32:17.000000000 +0800
@@ -205,6 +205,11 @@
 
 AC_SUBST(PANGO_DEBUG_FLAGS)
 
+AC_ARG_WITH(mlprefix,
+            AC_HELP_STRING([--with-mlprefix=<ARG>], [multilib prefix]),
+            mlprefix_str=$withval, mlprefix_str="")
+AC_DEFINE_UNQUOTED([MLPREFIX], ["$mlprefix_str"], [multilib prefix.])
+
 AC_ARG_ENABLE(rebuilds,
               [AC_HELP_STRING([--disable-rebuilds],
                               [disable all source autogeneration rules])],,
Index: pango-1.28.4/pango/modules.c
===================================================================
--- pango-1.28.4.orig/pango/modules.c	2010-09-22 03:37:01.000000000 +0800
+++ pango-1.28.4/pango/modules.c	2012-05-08 21:21:02.000000000 +0800
@@ -529,7 +529,8 @@
 
   if (!file_str)
     file_str = g_build_filename (pango_get_sysconf_subdirectory (),
-				 "pango.modules",
+/* For multilib case, keep multiple config file for different libs */
+				 MLPREFIX "pango.modules",
 				 NULL);
 
   files = pango_split_file_list (file_str);
@@ -640,7 +641,8 @@
       if (!no_module_warning)
 	{
 	  gchar *filename = g_build_filename (pango_get_sysconf_subdirectory (),
-					      "pango.modules",
+/* For multilib case, keep multiple config file for different libs */
+					      MLPREFIX "pango.modules",
 					      NULL);
 	  g_critical ("No modules found:\n"
 		      "No builtin or dynamically loaded modules were found.\n"