laptop:~> setenv PERL5LIB /perl5lib/env/var
laptop:~> perl -V -I /dash/I | tail -15
  Built under linux
  Compiled at Apr  4 2004 05:57:53
  %ENV:
    PERL5LIB="/perl5lib/env/var"
  @INC:
    /dash/I
    /perl5lib/env/var
    /usr/local/lib/perl/5.6.1
    /usr/local/share/perl/5.6.1
    /usr/lib/perl5
    /usr/share/perl5
    /usr/lib/perl/5.6.1
    /usr/share/perl/5.6.1
    /usr/local/lib/site_perl
    .

##</code><code>##

laptop:~> perl -l -MConfig -e'while(($k,$v)=each(%Config)) { print "$k=$v" if $k =~ /lib/i or $v =~ /lib/i }' | head
archlibexp=/usr/lib/perl/5.6.1
installarchlib=/usr/lib/perl/5.6.1
installprivlib=/usr/share/perl/5.6.1
libpth=/usr/local/lib /lib /usr/lib
libs=-lgdbm -ldb -ldl -lm -lc -lcrypt
privlibexp=/usr/share/perl/5.6.1
archlib=/usr/lib/perl/5.6.1
config_arg11=-Dsitelib=/usr/local/share/perl/5.6.1
config_arg12=-Dsitearch=/usr/local/lib/perl/5.6.1
config_arg21=-Duseshrplib