* kill.cc (main): Skip to PID loop on invalid option to handle

negative pids there.

winsup/utils/ChangeLog

@@ -1,3 +1,8 @@
+2009-10-12  Corinna Vinschen  <corinna@vinschen.de>
+
+	* kill.cc (main): Skip to PID loop on invalid option to handle
+	negative pids there.
+
 2009-08-11  Corinna Vinschen  <corinna@vinschen.de>
 
 	* mkgroup.c (enum_local_groups): Avoid error message if given group

winsup/utils/kill.cc

@@ -249,10 +249,8 @@ main (int argc, char **argv)
 	case '?':
 	  if (gotasig)
 	    {
-	      pid = strtoll (argv[optind], &p, 10);
-	      if (pid < 0)
+	      --optind;
 	      goto out;
-	      usage ();
 	    }
 	  optreset = 1;
 	  optind = 1 + av - argv;