* frame.c (x_set_screen_gamma): Rename local to avoid shadowing.

src/ChangeLog

 2011-02-27  Paul Eggert  <eggert@cs.ucla.edu>
 
+	* frame.c (x_set_screen_gamma): Rename local to avoid shadowing.
+
 	* frame.h: Avoid gcc -Wmissing-prototypes diagnostics.
 	(set_menu_bar_lines, x_get_resource_string): New decls.
 	* msdos.c (set_menu_bar_lines): Omit decl.

src/frame.c

@@ -3275,12 +3275,12 @@ x_set_screen_gamma (struct frame *f, Lisp_Object new_value, Lisp_Object old_valu
   bgcolor = Fassq (Qbackground_color, f->param_alist);
   if (CONSP (bgcolor) && (bgcolor = XCDR (bgcolor), STRINGP (bgcolor)))
     {
-      Lisp_Object index = Fget (Qbackground_color, Qx_frame_parameter);
-      if (NATNUMP (index)
-	  && (XFASTINT (index)
+      Lisp_Object parm_index = Fget (Qbackground_color, Qx_frame_parameter);
+      if (NATNUMP (parm_index)
+	  && (XFASTINT (parm_index)
 	      < sizeof (frame_parms)/sizeof (frame_parms[0]))
-	  && FRAME_RIF (f)->frame_parm_handlers[XFASTINT (index)])
-	  (*FRAME_RIF (f)->frame_parm_handlers[XFASTINT (index)])
+	  && FRAME_RIF (f)->frame_parm_handlers[XFASTINT (parm_index)])
+	  (*FRAME_RIF (f)->frame_parm_handlers[XFASTINT (parm_index)])
 	    (f, bgcolor, Qnil);
     }