.ds y (y\*,x) co-ordinates
.ds tc \*f/etc/termcap\fP
.ds Es This returns ERR if it would cause the screen to scroll illegally.
.ds Nm This has no associated \*(lq\fBmv\fP\*(rq command.
.ie t .ds m \fB\s-2\(dg\s+2\fP
.de Ds \" Definition/Declaration start macro
.nf \" don't join lines (Aack!)
.di Df \" divert so .ne can be generated
.de De \" Definition/Declaration end macro
.ne \n(dn+2 \" give it room
.Df \" print out definition
.de Fd \" Function Definition
.ie t \&\*(lq\fB\\$1\fP\*(rq
.el \&\*(lq\fI\\$1\fP\*(rq
.de $0 \" Called on each new section