gnat-glade build error on 6.0-BETA2

[Petr Holub]

> It's bogus to use CFLAGS (C compiler flags) to control an ADA
> compiler.  Users may legitimately specify any number of other C
> compiler flags in this variable which will be rejected by the ADA
> compiler.  Use another variable instead (e.g. ADAFLAGS).


OK, based on your suggestion (ADACFLAGS), I've just sent two PR's with patches
for both ports. If I find enough time, I will try to send patch with
upgrade of xmlada to version 1.0 - but please apply the patch since I can't
guarantee the upgrading patch.

Best,
Petr