if ((len == 6 && strncasecmp (start, "nowarn", len) == 0) || !(len == 4 && strncasecmp (start, "warn", len) == 0))
if ((len == 6 && __strncasecmp (start, "nowarn", len) == 0) || !(len == 4 && __strncasecmp (start, "warn", len) == 0))
arg_spoof (const char * fname, int line_num, const char * args, unsigned flag){  const char * start = args;  size_t len;  args = skip_string (args);  len = args - start;  if (len == 3 && strncasecmp (start, "off", len) == 0)    _res_hconf.flags &= ~(HCONF_FLAG_SPOOF | HCONF_FLAG_SPOOFALERT);  else    {      _res_hconf.flags |= (HCONF_FLAG_SPOOF | HCONF_FLAG_SPOOFALERT);      if ((len == 6 && strncasecmp (start, "nowarn", len) == 0)	  || !(len == 4 && strncasecmp (start, "warn", len) == 0))	_res_hconf.flags &= ~HCONF_FLAG_SPOOFALERT;    }  return args;}