Now that you mention it, mine segfault'd too (I installed from source though). I fixed it by adding the following in my .bash_profile (for mac terminal, .bashrc for X11 one):
# For aolserver not to segfault ulimit -n 256
http://aolserver.cvs.sourceforge.net/viewvc/aolserver/aolserver/nsd/fd.c?r1=1.12&r2=1.13&sortby=date
best regards -gustaf neumann