--- xwipower.c~	Wed Jul  5 21:08:34 2000
+++ xwipower.c	Wed Jul  5 21:13:11 2000
@@ -93,7 +93,7 @@
 
 Widget	toplevel;
 Widget	base, strip_chart_obj;
-char	*iface = NULL;
+char	*iface = "wi0";
 
 
 unsigned	long	MyColor(display, color)
@@ -223,10 +223,10 @@
 static void usage(app)
 char            *app;
 {
-    fprintf(stderr, "usage:  %s -i iface [-gd]\n", app);
+    fprintf(stderr, "usage:  %s [-i iface] [-gd]\n", app);
 	fprintf(stderr, "\tQuality of 802.11b-DS radio wave viewer.\n", app);
-    fprintf(stderr, "\t%s -i iface -c  Chart mode\n", app);
-    fprintf(stderr, "\t%s -i iface -a  Antena mode\n\n", app);
+    fprintf(stderr, "\t%s [-i iface] -c  Chart mode\n", app);
+    fprintf(stderr, "\t%s [-i iface] -a  Antena mode\n\n", app);
     exit(1);
 }