* Remove explicit setting of PERL5LIB.
* Use the generic Perl builder for the BerkeleyDB and XML::Parser
modules.
* Prefix all names of Perl modules with `perl-' (in the generic Perl
builder).
svn path=/nixpkgs/trunk/; revision=2365
/usr/lib, it would find them, then fail when using them; maybe this
is a regression introduced when we upgraded to 5.8.5?).
* Remove some retained dependencies in Perl (on ar and sed).
svn path=/nixpkgs/trunk/; revision=1538
