Error when running configure during install of HDF5; missing dummy main


@dave.allured - Yes, that is correct. We can bump the Autoconf version for generating configure in our release branches, no problem. What I am hesitant about is bumping AC_PREREQ in as many people on older systems build the HDF5 develop branch from source. We don’t commit Autotools generated files until we create a release branch, so those people would, in fact, have to run Autoconf.


I think dropping GNU atuotools is the way to go as GDAL did: