-c = force color mode
-e# = set escape delay to #msec
-iX = set interface mode to X (default=auto) where X is one of:
X = X11 mode
C = Curses mode
F = Curses mode with forced IBM charset
I = Curses mode with forced ASCII charset
A = ANSI mode
-l# = set screen lines to #
-s# = set idle slsep to # milliseconds (default: 100)