I am pretty new to MPI in general.now i want setup mpich or mpich2 in cygwin,i got the error that told the file aio.h couldot find,why?thank all. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/mpich-discuss/attachments/20051219/6c28ca83/attachment.htm>