analysis after load failures. [RT #27087]

3248.   [bug]           Configure options --enable-fixed-rrset and
                        --enable-exportlib were incompatible with each
                        other. [RT #27087]

3247.   [bug]           'raw' format zones failed to preserve load order
                        breaking 'fixed' sort order. [RT #27087]

3246.   [bug]           Named failed to start with a empty also-notify list.
                        [RT #27087]