RAIN(6)
NAME
rain − animated raindrops display
SYNOPSIS
/usr/games/rain
DESCRIPTION
Rain’s display is modeled after another program of the same name. It can only be killed with an interrupt (DM command dq -i, mapped to ↑I by bsd4.2_keys)
As with all programs that use termcap, the TERM environment variable must be set (and exported).
FILES
/etc/termcap Terminal capability database
NOTES
If you are running rain on a terminal, the SIO line speed must be set to 9600 baud.