EXAMINE THIS REPORT ON ACGWIN

The Cygwin DLL has a console driver that emulates a Unix-style terminal in the Home windows console. Cygwin's default user interface would be the bash shell running inside the Cygwin console. The DLL also implements pseudo terminal (pty) equipment. Cygwin ships with several terminal emulators that happen to be based on them, like mintty, rxvt/urxvt