usage: gropdf [-delsW] [{-f|--format-options} bit-vector] [-F font-directory] [-I inclusion-directory] [-p paper-format] [--pdfver {1.4|1.7}] [-u [cmap-file]] [-y foundry] [file ...]
usage: gropdf {-v | --version}
usage: gropdf --help

Translate the output of troff(1) into Portable Document Format.
See the gropdf(1) manual page.