FreeTDM: Make libpri pri_version() check -Wunused-but-set-variable safe

Signed-off-by: Stefan Knoblich <stkn@openisdn.net>

diff --git a/libs/freetdm/configure.ac b/libs/freetdm/configure.ac
index ce5450abc89ff92e94f11fed781940708e465dbe..69af09ab01fa35ff40ceffc3181ab682bc24a3de 100644 (file)
--- a/libs/freetdm/configure.ac
+++ b/libs/freetdm/configure.ac
@@ -236,7 +236,8 @@ then
        AC_LINK_IFELSE(
                [AC_LANG_PROGRAM(
                        [#include <libpri.h>],
-                       [const char *version = pri_get_version();]
+                       [const char *version = pri_get_version();
+                        (void)version;]
                )],
                [AC_MSG_RESULT([yes])
                 HAVE_LIBPRI="yes"],