From e8da4872cd9f2b501f2d16cac1589388fc038059 Mon Sep 17 00:00:00 2001
From: paulc <paulc@acf43c95-373e-0410-b603-e72c3f656dc1>
Date: Tue, 30 Aug 2011 10:12:09 +0000
Subject: [PATCH] Reject really old Zaptel that does not support ZT_GETVERSION.

git-svn-id: http://voip.null.ro/svn/yate@4579 acf43c95-373e-0410-b603-e72c3f656dc1
---
 configure.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.in b/configure.in
index 4715295c..7207197b 100644
--- a/configure.in
+++ b/configure.in
@@ -550,7 +550,8 @@ if [[ "x$want_zaptel" = "xyes" ]]; then
 AC_MSG_CHECKING([for Zaptel generic headers])
 AC_TRY_COMPILE([
 #include <zaptel/zaptel.h>
-],[],
+#include <sys/ioctl.h>
+],[ioctl(0,ZT_GETVERSION,(void*)0)],
 HAVE_ZAP="yes"
 ZAP_FLAGS="-DNEW_ZAPTEL_LOCATION -DHAVE_ZAP"
 )
@@ -559,7 +560,8 @@ if [[ "x$HAVE_ZAP" = "xno" ]]; then
 AC_MSG_CHECKING([for Zaptel linux headers])
 AC_TRY_COMPILE([
 #include <linux/zaptel.h>
-],[],
+#include <sys/ioctl.h>
+],[ioctl(0,ZT_GETVERSION,(void*)0)],
 HAVE_ZAP="yes"
 ZAP_FLAGS="-DHAVE_ZAP"
 )