parm N=2,Y=Y
##  flyback.xeq - wipes out the last N lines from the terminal
##  Dr. Ferenc Nagy, http://alpha0.iki.kfki.hu/~nagyf/
##    Budapest, Hungary
setvar Esc chr(27)
echo ![Esc]&a-133c-!N!Y![Esc]M![Esc]M![Esc]M![Esc]A