* config/amanda/device.m4: AC_SUBST(AMANDA_DEVICES)
* perl/Amanda/Constants.pm.in.src: Add AMANDA_DEVICES.
* installcheck/Amanda_Device.pl: Do not check dvdrw device if it is
  not compiled in.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5942 a8d146d6-cc15-0410-8900-af154a0219e0