We had exposed this to the internal implementation for a short time,
(only while we had the silly code fetching In-Reply-To values from
message files instead of from the database). Make this private again
as it should be.
* Returns a newly talloc'ed string belonging to 'ctx'.
*
* Returns NULL if there is any error parsing the message-id. */
-char *
+static char *
_parse_message_id (void *ctx, const char *message_id, const char **next)
{
const char *s, *end;
const char *
_find_prefix (const char *name);
-char *
-_parse_message_id (void *ctx, const char *message_id, const char **next);
-
/* thread.cc */
notmuch_thread_t *