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.\" $FreeBSD: release/9.1.0/games/grdc/grdc.6 115085 2003-05-16 21:27:23Z ru $ .Dd September 25, 2001 .Dt GRDC 6 .Os .Sh NAME .Nm grdc .Nd grand digital clock (curses) .Sh SYNOPSIS .Nm .Op Fl st .Op Ar n .Sh DESCRIPTION .Nm runs a digital clock made of reverse-video blanks on a curses compatible VDU screen. With an optional numeric argument .Ar n it stops after .Ar n seconds (default never). The optional .Fl s flag makes digits scroll as they change. The optional .Fl t flag tells grdc to output the time in a 12-hour format. In this curses mode implementation, the scrolling option has trouble keeping up. .Sh AUTHORS .An -nosplit .An Amos Shapir , modified for curses by .An John Lupien .