In the registry, ...
Try posting the contents of n-regqueryperl.txt (the output of regqueryperl.bat )
regqueryperl.bat > n-regqueryperl.txt 2>&1
@rem @echo #~ regqueryperl.bat
@rem @echo #~ 2013-09-17-18:40:38
@rem @echo #~
@rem @echo #~
@rem @echo #~ regqueryperl.bat > n-regqueryperl.txt 2>&1
@rem @echo #~ notepad n-regqueryperl.txt
@rem @echo #~
@rem @echo #~
@rem @echo #~
@setlocal
@set thisdir=%~dp0
@set thisfile=%~f0
@set thisfilebasename=%~n0
@set thisfilename=%~nx0
@echo %thisfilebasename% %thisfilename% %thisdir% %thisfile%
perl -V
reg query HKLM\SOFTWARE\Perl /s
reg query HKLM\SOFTWARE\ActiveState /s
reg query HKCU\Software\Perl /s
reg query HKCU\Environment /s
reg query HKCR\PerlScript /s
reg query HKCR\.pl /s
set pathext
assoc .pl
ftype perlscript
:endoffile
@endlocal