superseded articles and posted_articles_file

Is it intended that superseded articles are not stored in
posted_articles_file? If not, I've attached a patch for that.

(POST_SUPERSEDE can not be used because of conflicts with "enum
defined_functions" in keymap.h.)

Dennis

diff -urp tin-2.1.0/src/post.c tin-2.1.0_r1/src/post.c
--- tin-2.1.0/src/post.c	2011-11-11 22:31:20.000000000 +0100
+++ tin-2.1.0_r1/src/post.c	2011-12-23 14:49:07.000000000 +0100
 <at>  <at>  -107,6 +107,7  <at>  <at> 
 #define POST_NORMAL		2
 #define POST_RESPONSE	3
 #define POST_REPOST		4
+#define POST_SUPERSEDED	5

 /* When prompting for subject, display no more than 20 characters */
 #define DISPLAY_SUBJECT_LEN 20
 <at>  <at>  -1821,7 +1822,7  <at>  <at>  post_article_loop:
 				break;
 		}
 		signal_context = cPost;
-		if (type != POST_REPOST) {
+		if (type != POST_REPOST && type != POST_SUPERSEDED) {
 			char keyedit[MAXKEYLEN], keypost[MAXKEYLEN];
 			char keypostpone[MAXKEYLEN], keyquit[MAXKEYLEN];
 			char keymenu[MAXKEYLEN];
 <at>  <at>  -1984,6 +1985,7  <at>  <at>  post_article_done:
 					break;