Explicitly NULL unimplemented pop mx_ops functions.

The struct initialization already does this for unlisted fields, but
I'd rather be explicit about unimplemented operations.

diff --git a/pop.c b/pop.c
index b6f891692ae4b5175f264e5474fed050a183abe5..294d71d8d5f1c3d6ee0fecc2f4277d457ec16bea 100644 (file)
--- a/pop.c
+++ b/pop.c
@@ -942,4 +942,6 @@ struct mx_ops mx_pop_ops = {
   .open_msg = pop_fetch_message,
   .close_msg = pop_close_message,
   .check = pop_check_mailbox,
+  .commit_msg = NULL,
+  .open_new_msg = NULL,
 };