--- main/asterisk.exports.in.orig	2013-08-22 10:19:02.000000000 +0200
+++ main/asterisk.exports.in	2013-10-27 13:37:29.053477896 +0100
@@ -63,6 +63,8 @@
 
 		*/
 		LINKER_SYMBOL_PREFIX_IO_stdin_used;
+		LINKER_SYMBOL_PREFIX__progname;
+		LINKER_SYMBOL_PREFIXenviron;
 	local:
 		*;
 };