# emerge -av DBD-mysql

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild     U ] dev-perl/DBD-mysql-3.0008 [2.1027] 0 kB

Total: 1 package (1 upgrade), Size of downloads: 0 kB

Would you like to merge these packages? [Yes/No]

>>> Emerging (1 of 1) dev-perl/DBD-mysql-3.0008 to /
 * DBD-mysql-3.0008.tar.gz RMD160 ;-) ...                                                                     [ ok ]
 * DBD-mysql-3.0008.tar.gz SHA1 ;-) ...                                                                       [ ok ]
 * DBD-mysql-3.0008.tar.gz SHA256 ;-) ...                                                                     [ ok ]
 * DBD-mysql-3.0008.tar.gz size ;-) ...                                                                       [ ok ]
 * checking ebuild checksums ;-) ...                                                                          [ ok ]
 * checking auxfile checksums ;-) ...                                                                         [ ok ]
 * checking miscfile checksums ;-) ...                                                                        [ ok ]
 * checking DBD-mysql-3.0008.tar.gz ;-) ...                                                                   [ ok ]
>>> Unpacking source...
>>> Unpacking DBD-mysql-3.0008.tar.gz to /var/tmp/portage/dev-perl/DBD-mysql-3.0008/work
>>> Source unpacked.
>>> Compiling source in /var/tmp/portage/dev-perl/DBD-mysql-3.0008/work/DBD-mysql-3.0008 ...
/var/tmp/portage/dev-perl/DBD-mysql-3.0008/work/DBD-mysql-3.0008
 * Using ExtUtils::MakeMaker
Can't locate DBI/DBD.pm in @INC (@INC contains: /usr/local/lib/perl5/5.8.3/i686-linux /usr/local/lib/perl5/5.8.3 /usr/local/lib/perl5/site_perl/5.8.3/i686-linux /usr/local/lib/perl5/site_perl/5.8.3 /usr/local/lib/perl5/site_perl .) at Makefile.PL line 23.

!!! ERROR: dev-perl/DBD-mysql-3.0008 failed.
Call stack:
  ebuild.sh, line 1614:   Called dyn_compile
  ebuild.sh, line 971:   Called qa_call 'src_compile'
  environment, line 3313:   Called src_compile
  ebuild.sh, line 1304:   Called perl-module_src_compile
  perl-module.eclass, line 136:   Called perl-module_src_prep
  perl-module.eclass, line 125:   Called die

!!! Unable to build! (are you using USE="build"?)
!!! If you need support, post the topmost build error, and the call stack if relevant.
!!! A complete build log is located at '/var/tmp/portage/dev-perl/DBD-mysql-3.0008/temp/build.log'.