MULTITHREAD controls the availability of kernel threads
    functions. Specify one of the following values:

    Value            Description

    0                Both Thread Manager upcalls and the creation of
                     multiple kernel threads are disabled.

    1                Thread Manager upcalls are enabled; the creation
                     of multiple kernel threads is disabled.

    2-256            Both Thread Manager upcalls and the creation
                     of multiple kernel threads are enabled. The
                     number specified represents the maximum number
                     of kernel threads that can be created for a
                     single process.

    The maximum value for MULTITHREAD is 256.

    MULTITHREAD is an AUTOGEN and DYNAMIC parameter.