[COMMITTED PATCH] remove an unused macro

[Roland McGrath]

2013-01-09  Roland McGrath  <roland@hack.frob.com>

	* misc/error.c (error_tail: ALLOCA_LIMIT): Remove unused macro.

--- a/misc/error.c
+++ b/misc/error.c
@@ -130,7 +130,6 @@ error_tail (int status, int errnum, const char *message, va_list args)
 #if _LIBC
   if (_IO_fwide (stderr, 0) > 0)
     {
-# define ALLOCA_LIMIT 2000
       size_t len = strlen (message) + 1;
       wchar_t *wmessage = NULL;
       mbstate_t st;