void free_uidinfo_list (uidinfo_list_t list);
gpg_error_t wks_list_key (estream_t key, char **r_fpr,
uidinfo_list_t *r_mboxes);
+gpg_error_t wks_filter_uid (estream_t *r_newkey, estream_t key,
+ const char *uid);
gpg_error_t wks_send_mime (mime_maker_t mime);
gpg_error_t wks_parse_policy (policy_flags_t flags, estream_t stream,
int ignore_unknown);