configure.ac: use $withval with AC_ARG_WITH

Fixes #980

Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/configure.ac b/configure.ac
index 9cc411ea087d258f80d850ac6276010acf6a1e0d..2c451e97d1f13e408d688b128a552c2d7a9c9547 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -313,7 +313,7 @@ AC_ARG_WITH(lttng-ust-prefix,
 # Check liblttng-ust-ctl library
 AC_ARG_WITH(lttng-ust,
        AS_HELP_STRING([--without-lttng-ust],[build without LTTng-UST (Userspace Tracing) support]),
-       lttng_ust_support=$enableval, lttng_ust_support=yes)
+       lttng_ust_support=$withval, lttng_ust_support=yes)
 
 AS_IF([test "x$lttng_ust_support" = "xyes"], [
        AC_CHECK_LIB([lttng-ust-ctl], [ustctl_recv_channel_from_consumer],