64 bit ActivePerl comes with alot of Win32::* modules out of the box. Dumping my 64 bit ActivePerl's folders.

API
API.pm
AuthenticateUser.pm
ChangeNotify.pm
Clipboard.pm
Console
Console.pm
DBIODBC.pm
Event.pm
EventLog.pm
File.pm
FileSecurity.pm
Internet.pm
IPC.pm
Job.pm
Mutex.pm
NetAdmin.pm
NetResource.pm
ODBC.pm
OLE
OLE.pm
PerfLib.pm
Pipe.pm
Process.pm
Registry.pm
Semaphore.pm
Service.pm
Shortcut.pm
Sound.pm
TieRegistry.pm
WinError.pm
[download]

List of Win32::* XS modules.

C:\Perl64\lib\auto\Win32>dir /b
API
AuthenticateUser
ChangeNotify
Clipboard
Console
Event
EventLog
File
FileSecurity
Internet
IPC
Job
Mutex
NetAdmin
NetResource
ODBC
OLE
PerfLib
Pipe
Process
Registry
Semaphore
Service
Shortcut
Sound
TieRegistry
Win32.dll
Win32.pdb
WinError
[download]