Index: src/wp-comments-post.php
===================================================================
--- src/wp-comments-post.php	(revision 27143)
+++ src/wp-comments-post.php	(working copy)
@@ -25,7 +25,8 @@
 	/**
 	 * Fires when a comment is attempted on a post that does not exist.
 	 *
-	 * @since unknown
+	 * @since 1.5.0
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'comment_id_not_found', $comment_post_ID );
@@ -41,7 +42,8 @@
 	/**
 	 * Fires when a comment is attempted on a post that has comments closed.
 	 *
-	 * @since unknown
+	 * @since 1.5.0
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'comment_closed', $comment_post_ID );
@@ -51,6 +53,7 @@
 	 * Fires when a comment is attempted on a trashed post.
 	 *
 	 * @since 2.9.0
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'comment_on_trash', $comment_post_ID );
@@ -59,7 +62,8 @@
 	/**
 	 * Fires when a comment is attempted on a post in draft mode.
 	 *
-	 * @since unknown
+	 * @since 1.5.2
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'comment_on_draft', $comment_post_ID );
@@ -68,7 +72,8 @@
 	/**
 	 * Fires when a comment is attempted on a password-protected post.
 	 *
-	 * @since unknown
+	 * @since 2.9.0
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'comment_on_password_protected', $comment_post_ID );
@@ -77,7 +82,8 @@
 	/**
 	 * Fires before a comment is posted.
 	 *
-	 * @since unknown
+	 * @since 2.8.0
+	 *
 	 * @param int $comment_post_ID Post ID.
 	 */
 	do_action( 'pre_comment_on_post', $comment_post_ID );
@@ -141,9 +147,9 @@
 $location = empty($_POST['redirect_to']) ? get_comment_link($comment_id) : $_POST['redirect_to'] . '#comment-' . $comment_id;
 
 /**
- * The location URI to send commenter after posting.
+ * Filter the location URI to send the commenter after posting.
  *
- * @since unknown
+ * @since 2.0.5
  *
  * @param string $location The 'redirect_to' URI sent via $_POST.
  * @param object $comment  Comment object.