man pnmmargin (Commandes) - add a border to a portable anymap
NAME
pnmmargin - add a border to a portable anymap
SYNOPSIS
pnmmargin [-white|-black|-color colorspec] size [pnmfile]
DESCRIPTION
Reads a portable anymap as input. Adds a border of the specified number of pixels, and produces a portable anymap as output.
OPTIONS
You can specify the border color with the -white, -black, and -color flags. If no color is specified, the program makes a guess.
SEE ALSO
BUGS
It's a script. Scripts are not portable to non-Unix environments.
AUTHOR
Copyright (C) 1991 by Jef Poskanzer.