* perl/Amanda/Config.swg (val_t_to_sv): Do not set tag if not set.
* installcheck/Amanda_Config.pl: Fix for tag not set instead of undef.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5251 a8d146d6-cc15-0410-8900-af154a0219e0