API IsWindowsClient

Returns true if on a Windows client.
 IsWindowsClient()
----
;Returns
:;true - If running on a Windows
:;false - If running on a Mac or Linux Box
----
;Description
: Will check the user client and return true if the client is running on a Windows system.
: If running on Linux with WINE, this returns true. IsLinuxClient(); is a relic from the World of Warcraft beta when there was a Linux client available.