c-strstr tweak

[Bruno Haible]

This fixes a gcc warning with -Wmissing-prototypes.


2006-10-16  Bruno Haible  <address@hidden>

        * lib/c-strstr.c: Include c-strstr.h.

*** gnulib/lib/c-strstr.c       2006-09-14 15:42:08.000000000 +0200
--- gnulib-20061012/lib/c-strstr.c      2006-10-17 02:03:36.000000000 +0200
***************
*** 26,31 ****
--- 26,34 ----
  
  #include <config.h>
  
+ /* Specification.  */
+ #include "c-strstr.h"
+ 
  #include <string.h>
  
  typedef unsigned chartype;