Scope %CATCH's EXIT-FN properly.
Scope %CATCH's EXIT-FN properly.

EXIT-FN should be kept within the scope of it's FLET as it has dynamic
extent. Technically this doesn't matter, but it's nice to be correct.

rvedam/Mezzano,rvedam/Mezzano,froggey/Mezzano,froggey/Mezzano