under some circumstances pacs returned NULL as
previous collision node which caused a crash
the return value should be 0 in these
cases
Andi 'Debug' Allen
-----BEGIN GEEK CODE BLOCK-----
Version: 3.12
GCS d--- s-: a-- C++++ US++ P++ L+ E--- W+++ N o-- K++ w++++
O---- M-- V-- PS+++ PE Y+ PGP t+ 5++ X++ R-- tv+++ b++++ DI++ D++
G++ e* h++ r+++ y++++
------END GEEK CODE BLOCK------
Design Lead
Project Talaus Online
www.neverborn.net
