Pullup ticket #4459 - requested by obache
sysutils/libpciaccess: build fix for dependent packages under NetBSD 5.*

Revisions pulled up:
- sysutils/libpciaccess/builtin.mk                              1.2

---
   Module Name:	pkgsrc
   Committed By:	obache
   Date:		Sun Jul 13 13:00:33 UTC 2014

   Modified Files:
   	pkgsrc/sysutils/libpciaccess: builtin.mk

   Log Message:
   libpciacess on NetBSD-5 is missing linkage with libz whereas using it.
Pullup ticket #4459.