Getting readline warning after every command in a Cygnus bash she ll inside Xemacs

In XEmacs 21.2 (beta19) "Shinjuku" [Lucid] (i586-pc-win32) of Mon Aug 23 1999 on NEVERYON configured using `configure UNKNOWN' Please describe exactly what actions triggered the bug and the precise symptoms of the bug: I have upgrading to cygwin b20 and am having problem running a bash shell in xemacs. I get the following after executing a shell command (it came just before the prompt): warning: rl_prep_terminal: cannot get terminal settings Also, the output of executing a shell command is all screwed up. The following is the output of an "ls" command: ^[[0m^[[0mMakefile^[[0m ^[[0mclient-codegen.pj^[[0m ..... This communication is intended only for the use of the individual or entity to whom/which it is addressed, and information contained in this communication is privileged and confidential. If the receiver of this message is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please notify the sender of this email (so that we may correct our internal records) and delete this communication without making a copy of it. Thank you.