CBL_THREAD_SELF

Syntax:

call "CBL_THREAD_SELF" using by reference thread-id

Parameters:

  Using call prototype (see Key) Picture
thread-id cblt-pointer usage pointer.

On Entry:

thread-id A pointer to the thread identifier.

On Exit:

return-code A value indicating success or otherwise. See RETURN-CODE Values For Thread-control Routines

Comments:

The run-time system returns the thread identifier and stores it in thread-id.

You can check that the run-time system under which your program is running supports multi-threading by a call to CBL_THREAD_SELF: