Index: channels/chan_zap.c
===================================================================
RCS file: /usr/cvsroot/asterisk/channels/chan_zap.c,v
retrieving revision 1.368
diff -u -p -r1.368 chan_zap.c
--- channels/chan_zap.c	28 Oct 2004 16:11:04 -0000	1.368
+++ channels/chan_zap.c	28 Oct 2004 19:11:02 -0000
@@ -58,6 +58,9 @@
 #ifndef PRI_NSF_NONE
 #error "You need newer libpri"
 #endif
+#ifndef PRI_SWITCH_QSIG
+#error "You need newer libpri"
+#endif
 #endif
 #ifdef ZAPATA_R2
 #include <libmfcr2.h>