pkg/28560: www/w3m fails to compile on Darwin

[michael%nosflow.com@localhost]

>Number:         28560
>Category:       pkg
>Synopsis:       www/w3m fails to compile on Darwin
>Confidential:   no
>Severity:       critical
>Priority:       low
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Dec 06 00:33:00 +0000 2004
>Originator:     Michael Wolfson
>Release:        Darwin 7.6.0
>Organization:
>Environment:
Darwin GizmMac-ether.nosflow.com 7.6.0 Darwin Kernel Version 7.6.0: Sun Oct 10 
12:05:27 PDT 2004; root:xnu/xnu-517.9.4.obj~1/RELEASE_PPC  Power Macintosh 
powerpc

>Description:
===> Configuring for w3m-0.5.1nb1
checking GC library exists... /usr/pkg
checking gc.h usability... yes
checking gc.h presence... yes
checking for gc.h... yes
checking for GC_init in -lgc... no
checking GC library location... /usr/pkg
checking /usr/pkg... checking for GC_init in -lgc... no
configure: error: libgc not found
*** Error code 1

Stop.
bmake: stopped in /usr/src/pkgsrc/www/w3m
*** Error code 1

>How-To-Repeat:
cd www/w3m;make
>Fix: