/**
 * Output the avatar of the user who posted the current post in the loop.
 *
 * @see bp_get_the_topic_post_poster_avatar() for a description of arguments.
 *
 * @param array $args See {@link bp_get_the_topic_post_poster_avatar()}.
 */
function bp_the_topic_post_poster_avatar($args = '')
{
    echo bp_get_the_topic_post_poster_avatar($args);
}
function bp_the_topic_post_poster_avatar()
{
    echo bp_get_the_topic_post_poster_avatar();
}