https://bugs.gentoo.org/show_bug.cgi?id=252378

--- spandsp-0.0.2pre26_codec_g726.c	2008-12-24 13:46:26.000000000 +0100
+++ spandsp-0.0.2pre26_codec_g726.c	2008-12-24 13:53:20.000000000 +0100
@@ -25,8 +25,10 @@
 #include <string.h>
 #include <unistd.h>
 
+#define SPANDSP_EXPOSE_INTERNAL_STRUCTURES /* we need g726_state_s definition */
 #include <spandsp.h>
 
+#define _PLC_H_ /* asterisk/plc.h conflicts with spandsp/plc.h */
 #include "asterisk.h"
 
 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 1.1 $")