+2001-04-30 [sergey]
+
+ * src/nntp.h (NNTPSockInfo): new field auth_failed.
+
+ * src/nntp.c (nntp_mode): return NN_AUTHREQ if sock->auth_failed
+ is set to force reconnection after authentication failure.
+ (nntp_gen_command): set sock->auth_failed on authentication
+ failure, or if sock->userid and sock->passwd are not set.
+
+ * src/news.c (news_session_new_for_folder): set userid=NULL if
+ password dialog is cancelled.
+