¿Qué música de Cat Stevens lleva esta Canción de Emacs?

Por favor, ¿hay alguien que conozca el repertorio de Cat Stevens y sepa identificar la música para la letra de esta "Canción de Emacs"?:

Date: Thu, 10 Apr 86 23:26:46 est
From: topaz!unipress!pooh at seismo.CSS.GOV (nasty, brutish and short)
Re: borne in a burst of weirdness

Well, if you want to compile, compile
And if you want to debug, debug--
'Cause there are lots of Emacs functions,
You know that there are. . .
And if you want to use "shell," use "shell"
And if you want to read mail, read mail--
'Cause there are lots of Emacs functions,