vchoi_fork

[svn-r10670] 
Purpose:
collective chunk IO support for AIX 5.x
Description:
NCSA just updated its poe version, this new version will support
MPI complicated derived data type.

So update our configuration file for AIX 5.x.

Solution:

Platforms tested:
copper, no need for others since only AIX 5.x will be affected.

Misc. update: