flag day for Solaris portions of config.{guess,sub}

[Richard Stallman]

    > This overstates the amount of work that will need to be done, as the
    > vast majority of configure scripts will not be affected by this change,
    > whereas the switch from Autoconf 2.13 to 2.5x required changes to most
    > configure.in files.

    The burden is on you to prove that - in the absence of evidence we
    must assume that most or all configure scripts *will* have to be
    modified;

Don't we know that most programs that use Autoconf don't actually look
at the configuration name at all?