Fix use of uninitialized value, which causes random crashes on startup.

Lubomir Rintel <lkundrak@v3.sk>

diff -up xteddy-2.0.1/xteddy.c.iconname xteddy-2.0.1/xteddy.c
--- xteddy-2.0.1/xteddy.c.iconname	2009-03-08 23:01:59.000000000 -0400
+++ xteddy-2.0.1/xteddy.c	2009-03-08 23:02:12.000000000 -0400
@@ -109,7 +109,7 @@ int main(int argc, char **argv)
   XSizeHints           size_hints;
   XWMHints             wm_hints;
   XClassHint           class_hints;
-  XTextProperty        windowName, iconName;
+  XTextProperty        windowName;
   int                  argnum;
   int                  use_wm, float_up, allow_quit;
   XEvent               report;
@@ -237,7 +237,7 @@ int main(int argc, char **argv)
   class_hints.res_name = progname;
   class_hints.res_class = "Xteddy";
   
-  XSetWMProperties(display, win, &windowName, &iconName,
+  XSetWMProperties(display, win, &windowName, NULL,
 		   argv, argc, &size_hints, &wm_hints, &class_hints);
 
   /* Select event types wanted */