I think because there is only one way to do it and it is straightforward now the document was removed. You should check that the users manual does a good job explaining it.
Barry > On Mar 2, 2018, at 2:09 PM, Matthew Knepley <knep...@gmail.com> wrote: > > I cannot find > > > http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Sys/UsingFortran.html > > in the dev docs. > > Thanks, > > Matt > > -- > What most experimenters take for granted before they begin their experiments > is infinitely more interesting than any results to which their experiments > lead. > -- Norbert Wiener > > https://www.cse.buffalo.edu/~knepley/