Fix -Wsign-compare warning in quit() function

Reported by gcc 7.3:
actions.c: In function ‘quit’:
actions.c:414:60: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (ev->type == ClientMessage && ev->xclient.data.l[0] != wm_delete_window)
                                                            ^~

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

1 files changed, 2 insertions, 1 deletions

diff --git a/actions.c b/actions.c
index 2857f96..6b454da 100644
--- a/actions.c
+++ b/actions.c
@@ -411,7 +411,8 @@ static void power(Widget w, XEvent *ev, String *vector, Cardinal *count)
 /*ARGSUSED*/
 static void quit(Widget w, XEvent *ev, String *vector, Cardinal *count)
 {
-    if (ev->type == ClientMessage && ev->xclient.data.l[0] != wm_delete_window)
+    if (ev->type == ClientMessage &&
+        ((Atom) ev->xclient.data.l[0]) != wm_delete_window)
 	ringbell();
     else
 	Quit();