libz.so no found

[KAYVEN RIESE]

kv_bsd#cd /usr/ports/distfiles
kv_bsd#mv /usr/home/kayve/Nessus-3.2.0-fbsd7.tbz .
kv_bsd#pkg_add Nessus-3.2.0-fbsd7.tbz
pkg_add: package VisualOS-1.0.5_3 has no origin recorded
/libexec/ld-elf.so.1: Shared object "libz.so.4" not found, required by 
"nessusd"

  - Please run /usr/local/nessus/sbin/nessus-adduser to add an admin user
  - Register your Nessus scanner at http://www.nessus.org/register/ to 
obtain
    all the newest plugins
  - You can start nessusd by typing /usr/local/etc/rc.d/nessusd.sh start
kv_bsd#/usr/local/etc/rc.d/nessusd.sh start
  Nessus/libexec/ld-elf.so.1: Shared object "libz.so.4" not found, required 
by "nessusd"
kv_bsd#


*----------------------------------------------------------*
   Kayven Riese, BSCS, MS (Physiology and Biophysics)
   (415) 902 5513 cellular
   http://kayve.net
   Webmaster http://ChessYoga.org
*----------------------------------------------------------*