Fix ifdef-vs-if typo with RANDR13_LIBRARY

* src/xfns.c (x_get_monitor_attributes_xrandr): Use #if, not #ifdef.
This ports to systems that predate xrandr 1.3. See Christian Lynbech in:
http://lists.gnu.org/archive/html/emacs-devel/2016-06/msg00198.html

diff --git a/src/xfns.c b/src/xfns.c
index 9ff77738c11cfa3a1cc6390a3e8e9f2363897073..35e2a236f89cc4ae851b36381e1afbc79a8267d9 100644 (file)
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -4286,7 +4286,7 @@ x_get_monitor_attributes_xrandr (struct x_display_info *dpyinfo)
   n_monitors = resources->noutput;
   monitors = xzalloc (n_monitors * sizeof *monitors);
 
-#ifdef RANDR13_LIBRARY
+#if RANDR13_LIBRARY
   if (randr13_avail)
     pxid = XRRGetOutputPrimary (dpy, dpyinfo->root_window);
 #endif