1 files changed, 1 insertions, 1 deletions
diff --git a/xclock.c b/xclock.c
index 6b80ad0..5965a83 100644
--- a/xclock.c
+++ b/xclock.c
@@ -215,7 +215,7 @@ main(int argc, char *argv[])
 
 #ifdef HAVE_GETPID
     {
-	pid_t pid = getpid();
+	unsigned long pid = (unsigned long)getpid();
 	XChangeProperty(XtDisplay(toplevel), XtWindow(toplevel),
 			XInternAtom(XtDisplay(toplevel), "_NET_WM_PID", False),
 			XA_CARDINAL, 32, PropModeReplace,