build: Correct Gtk+ vapi check

diff --git a/configure.ac b/configure.ac
index bec0330..446766a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -164,7 +164,7 @@ if test x$try_ui = xyes ; then
         AC_SUBST(GTK_CFLAGS)
         AC_SUBST(GTK_LIBS)
         if test x$enable_vala = xyes ; then
-                VALA_CHECK_PACKAGES([gtk+-$GTK_VAPI_VERSION])
+                VALA_CHECK_PACKAGES([gtk+-$GTK_VAPI_VERSION], [HAVE_GTK=yes])
         else
                 HAVE_GTK=yes
         fi