diff -r -U 2 a/src/plugins.h b/src/plugins.h
--- a/src/plugins.h	2010-01-07 12:44:38.000000000 +0100
+++ b/src/plugins.h	2010-06-19 13:56:30.960679284 +0200
@@ -25,4 +25,8 @@
 
 
+#ifndef lt__PROGRAM__LTX_preloaded_symbols
+#define lt__PROGRAM__LTX_preloaded_symbols lt_libltdl_LTX_preloaded_symbols
+#endif
+
 /* Plugins must return STS_SUCCESS / SUCCESS_FAILURE */