diff --git a/lib/ckratelimit.php b/lib/ckratelimit.php
index ad9b21d..e8e3295 100644
--- a/lib/ckratelimit.php
+++ b/lib/ckratelimit.php
@@ -1,6 +1,6 @@
 <?php
 
-function ckratelimit($headers) {
+function ckratelimit($headers,$showrem=false) {
 	$aaheaders=[];
 	array_shift($headers);
 	foreach ($headers as $header)
@@ -13,6 +13,7 @@ function ckratelimit($headers) {
 	if (!isset($aaheaders['x-ratelimit-remaining'])) return ['ok'=>false,'error'=>'no «x-ratelimit-remaining» header'];
 	if (preg_match('#^\d+$#',$aaheaders['x-ratelimit-remaining'])!==1) return ['ok'=>false,'error'=>'«x-ratelimit-remaining» header is not an integer'];
 	$remaining=$aaheaders['x-ratelimit-remaining']+0;
+	if ($showrem) echo "ckratelimit: remaining: {$remaining}\n";
 	$date=@strtotime($aaheaders['date']);
 	if (!is_int($date)) return ['ok'=>false,'error'=>'«date» header could not be converted to a unix timestamp'];
 	$reset=@strtotime($aaheaders['x-ratelimit-reset']);