[krbdev.mit.edu #9195] Porting issues on Solaris

[Greg Hudson via RT]

<URL: https://krbdev.mit.edu/rt/Ticket/Display.html?id=9195 >

I filed https://github.com/krb5/krb5/pull/1481 .  It has some changes from
your patch, so it might be worth testing whether it still fixes the problems.