wtsDisconnectSession
Disconnects the specified session on a terminal server system.

wtsEnumProcesses
Enumerates all of the processes that exist on the specified terminal server.

wtsEnumSessions
Enumerates all of the terminal server sessions that exist on the specified server.

wtsGetActiveConsoleSessId
Returns the session id number for the session is currently associated with the system console.
This function only returns a meaningful value on WinXP systems.

wtsIsCitrixEnabled
Determines if the system on which this extender was loaded has various Citrix-related functionality enabled.

wtsIsTSEnabled
Determines if the system on which this extender was loaded has terminal services enabled.

wtsLastErrMsg
Returns an error message string.

wtsLogoffSession
Performs a logoff of the specified session on a terminal server system.

wtsProcIdToSessId
Obtains the session # that is associated with a process id value in a terminal server environment.

wtsQuerySessionInfo
Obtains information for a specified session on a specified terminal server.

wtsSendMessage
Sends a message to the windowstation & active desktop for the specified session.

wtsShutdownSystem(server,flag)
Shuts down a terminal server system.

wtsTerminateProcess
Terminates a single process on a terminal server system.

wtsVersion
Returns the Windows Terminal Server Extender version number.

wtsWaitSystemEvent
Waits for one or more terminal services related events to occur.