C:\test>for /f "tokens=*" %a in ('prel -v 2^>nul ^| find "perl"') do @echo %a

C:\test>for /f "tokens=*" %a in ('perl -v 2^>nul ^| find "perl"') do @echo %a
This is perl, v5.10.1 built for MSWin32-x64-multi-thread
(with 2 registered patches, see perl -V for more detail)
this system using "man perl" or "perldoc perl".  If you have access to the
Internet, point your browser at http://www.perl.org/, the Perl Home Page.