Path: utzoo!utgpu!watserv1!watmath!att!dptg!ulysses!andante!princeton!udel!wuarchive!sdd.hp.com!hplabs!hpl-opus!hpcc05!hpcuhb!hpda!hpcupt1!jrg
From: jrg@hpcupt1.cup.hp.com (Jeff Glasson)
Newsgroups: comp.sys.hp
Subject: Re: Novice question: cannot compile perl pl41 on HP-UX7.0
Message-ID: <-286539937@hpcupt1.cup.hp.com>
Date: 27 Nov 90 00:54:57 GMT
References: <1152@aut.autelca.ascom.ch>
Organization: Hewlett Packard, Cupertino
Lines: 2

It looks like you just need to add a "-lm" when linking the executable.
-lm is the math library.