>> "SET CYGWIN32=tty" in the file cygnus.bat solved the problem. >set CYGWIN=tty What is the seperator for multiple values? SET CYGWIN=tty,binmode ? Where is a full list of env-vars used by cygwin1.dll ? John - For help on using this list (especially unsubscribing), send a message to "gnu-win32-request@cygnus.com" with one line of text: "help".