Creating man pages (upstream does not have one)

The software I am packaging does not have a man page.

What programs should I use to create one?

Thanks, Eduardo.

Reply to:

Follow-Ups:
- Re: Creating man pages (upstream does not have one)
  - From: Warren Anthony Stramiello <gte704i@prism.gatech.edu>
- Re: Creating man pages (upstream does not have one)
  - From: ressu@uusikaupunki.fi (Sami Haahtinen)
- Re: Creating man pages (upstream does not have one)
  - From: Peter S Galbraith <GalbraithP@dfo-mpo.gc.ca>
- Re: Creating man pages (upstream does not have one)
  - From: Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
- Re: Creating man pages (upstream does not have one)
  - From: Othmar Pasteka <pasteka@kabsi.at>
- Re: Creating man pages (upstream does not have one)
  - From: Jérôme Marant <jerome.marant@free.fr>
- Re: Creating man pages (upstream does not have one)
  - From: Luis Arocha -data- <larocha@wanadoo.es>
- Re: Creating man pages (upstream does not have one)
  - From: "JM Bourdaret" <casi@ifrance.com>

References:
- My First Package. Wheee.
  - From: Warren Anthony Stramiello <gte704i@prism.gatech.edu>
- Re: My First Package. Wheee.
  - From: Tollef Fog Heen <tollef@add.no>