* perl/amglue/bigint.c (amglue_Sv*): Theses functions take a new err
  argument to be able to return error message.
* perl/amglue/amglue.h (amglue_Sv*): Change prototypes.
* perl/amglue/integers.swg: Add new amglue_Sv* argument and croak on
  error.
* perl/Amanda/Device.swg (set_gvalue_from_sv): return FALSE if
  amglue_Sv* return an error.
* perl/Amanda/NDMP.swg: Use new amglue_SvU64 err argument.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5387 a8d146d6-cc15-0410-8900-af154a0219e0