\input MPI.tex
% Not all pm's provide info on mpiexec yet
\newread\availtest
\openin\availtest mpiexec.tex
\ifeof\availtest
\else
\input mpiexec.tex
\fi
\closein\availtest

\input mpicc.tex
\input mpicxx.tex

\openin\availtest mpifort.tex
\ifeof\availtest
\else
\input mpifort.tex
\fi
\closein\availtest