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-rw-r--r--program/include/rcube_bc.inc5
1 files changed, 5 insertions, 0 deletions
diff --git a/program/include/rcube_bc.inc b/program/include/rcube_bc.inc
index 40725b4ee..d416773fc 100644
--- a/program/include/rcube_bc.inc
+++ b/program/include/rcube_bc.inc
@@ -385,3 +385,8 @@ function rcube_idn_to_utf8($str)
{
return rcube_utils::idn_to_utf8($str);
}
+
+function send_future_expire_header($offset = 2600000)
+{
+ return rcmail::get_instance()->output->future_expire_header($offset);
+}