Description of problem:
apt-get update segfaults.

e.g.:

    [root@zeus ~]# apt-get update && apt-get upgrade
    Segmentation fault


Version-Release number of selected component (if applicable):
apt-0.5.15lorg3.94-4.fc10.x86_64

How reproducible:
Run apt-get update.

Steps to Reproduce:
1. yum install apt
2. apt-get update
3. boom!
  
Actual results:
Segfault.

Expected results:
Repo data being downloaded and updated.

Additional info:
This is on a freshly installed, up to date F10 x86_64 system.