diff -u --new-file --recursive tin-19990517.orig/configure.in tin-19990517/configure.in
--- tin-19990517.orig/configure.in	Wed Apr 14 12:02:50 1999
+++ tin-19990517/configure.in	Tue Jun  8 14:11:19 1999
@@ -362,6 +362,12 @@
 	[AC_DEFINE(NO_ETIQUETTE)])
 AC_MSG_RESULT($enableval)
 
+AC_MSG_CHECKING(whether to enable auto-aborting of unmodified articles/mails)
+CF_ARG_DISABLE(abort-unmod,
+	[  --disable-abort-unmod   disable auto-abort of unmodified posts],
+	[AC_DEFINE(ABORT_UNMODIFIED)])
+AC_MSG_RESULT($enableval)
+
 AC_MSG_CHECKING(whether to strictly observe RFC1522 and break long lines)
 CF_ARG_ENABLE(break-long-lines,
 	[  --enable-break-long-lines
diff -u --new-file --recursive tin-19990517.orig/include/autoconf.hin tin-19990517/include/autoconf.hin
--- tin-19990517.orig/include/autoconf.hin	Tue Apr 20 08:51:02 1999
+++ tin-19990517/include/autoconf.hin	Tue Jun  8 14:08:23 1999
@@ -55,6 +55,7 @@
 #undef	NNTP_DEFAULT_SERVER
 #undef	NOVROOTDIR
 #undef	NO_ETIQUETTE
+#undef	ABORT_UNMODIFIED
 #undef	NO_LOCALE
 #undef	NO_POSTING
 #undef	NO_SHELL_ESCAPE
diff -u --new-file --recursive tin-19990517.orig/src/post.c tin-19990517/src/post.c
--- tin-19990517.orig/src/post.c	Wed Apr 28 11:34:41 1999
+++ tin-19990517/src/post.c	Tue Jun  8 14:14:10 1999
@@ -1072,7 +1072,11 @@
 			case iKeyPostEdit:
 				artsize = file_size(article);
 				invoke_editor (article, start_line_offset);
+#ifndef ABORT_UNMODIFIED
 				if ((artsize != file_size(article)) && (artsize > 0)) {
+#else
+				if ( artsize > 0 ) {
+#endif
 					while (!check_article_to_be_posted (article, art_type, &lines) && repair_article(&ch))
 						;
 					if (ch == iKeyPostEdit || ch == iKeyOptionMenu)
@@ -1652,7 +1656,11 @@
 				artsize = file_size(article);
 				invoke_editor (article, start_line_offset);
 				redraw_screen = TRUE;
+#ifndef ABORT_UNMODIFIED
 				if ((artsize != file_size(article)) && (artsize > 0)) {
+#else
+				if ( artsize > 0 ) {
+#endif
 					while (!check_article_to_be_posted (article, art_type, &lines) && repair_article(&ch))
 						;
 					if (ch == iKeyPostEdit || ch == iKeyOptionMenu)
@@ -2171,7 +2179,11 @@
 				artsize = file_size(article);
 				invoke_editor (article, start_line_offset);
 				ret_code = POSTED_REDRAW;
+#ifndef ABORT_UNMODIFIED
 				if ((artsize != file_size(article)) && (artsize > 0)) {
+#else
+				if ( artsize > 0 ) {
+#endif
 					while (!check_article_to_be_posted (article, art_type, &lines) && repair_article(&ch))
 						;
 					if (ch == iKeyPostEdit || ch == iKeyOptionMenu)
@@ -2575,7 +2587,11 @@
 			case iKeyPostEdit:
 				artsize = file_size(nam);
 				invoke_editor (nam, start_line_offset);
+#ifndef ABORT_UNMODIFIED
 				if ((artsize != file_size(nam)) && (artsize > 0)) {
+#else
+				if ( artsize > 0 ) {
+#endif
 					if (!pcCopyArtHeader (HEADER_SUBJECT, nam, subject))
 						subject[0] = '\0';
 					break;