packaging mpich2 -- conflicts with lam and file layoutb

[Paul Howarth]

Ed Hill wrote:
> Thanks for the feedback!  And can someone please explain how the
> alternatives thing works or, even better, point me towards a doc that
> explains it?

"man alternatives" is a start, and you might also look at the spec files 
for sendmail and postfix, which provide alternative MTAs using the 
alternatives system.

Paul.