Merge 192.168.0.7:mysql/mysql-5.0-maint

  if (!(command->query_buf= command->query= my_strdup(p, MYF(MY_WME))))

    die("Out of memory");

  /* Calculate first word and first argument */

  for (p= command->query; *p && !my_isspace(charset_info, *p) ; p++) ;

  /* Calculate first word length(the command), terminated by space or ( */

  p= command->query;

  while (*p && !my_isspace(charset_info, *p) && *p != '(')

    p++;

  command->first_word_len= (uint) (p - command->query);

  DBUG_PRINT("info", ("first_word: %.*s",

                      command->first_word_len, command->query));

  /* Skip spaces between command and first argument */

  while (*p && my_isspace(charset_info, *p))