Fix a warning in serv_smtp.c

diff --git a/citadel/modules/smtp/serv_smtp.c b/citadel/modules/smtp/serv_smtp.c
index 11a53020d081ef65f60d9906dae35cabedde4aeb..e562402aaca2cd06160a16ed55347c39bf1cdfb4 100644 (file)
--- a/citadel/modules/smtp/serv_smtp.c
+++ b/citadel/modules/smtp/serv_smtp.c
@@ -680,7 +680,7 @@ void smtp_data(void) {
                                 "Received: from %s (Citadel from userid %ld)\n"
                                 "      by %s; %s\n",
                                 SMTP->helo_node,
-                                CC->cs_UDSclientUID,
+                                (long int) CC->cs_UDSclientUID,
                                 config.c_fqdn,
                                 nowstamp);
                }