Add cast to clear -Wsign-compare warning

oclock.c: In function ‘quit’:
oclock.c:157:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  event->xclient.data.l[0] != wm_delete_window) {
                           ^~

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/oclock.c b/oclock.c
index 37df634..24098a9 100644
--- a/oclock.c
+++ b/oclock.c
@@ -154,7 +154,7 @@ static void quit(Widget w, XEvent *event, String *params, Cardinal *num_params)
     Arg arg;
 
     if (event->type == ClientMessage &&
-	event->xclient.data.l[0] != wm_delete_window) {
+	(Atom)event->xclient.data.l[0] != wm_delete_window) {
 #ifdef XKB
 	XkbStdBell(XtDisplay(w), XtWindow(w), 0, XkbBI_BadValue);
 #else