## Display Device Driver Reference for OS/2

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### Function 109h - Flags

Flags

Defined as follows:

    Bit 0 indicates whether the physical hardware is

          updated.

          OFF = Update only the environment buffer.

          ON  = Update the environment buffer and the

                hardware state.

    The remaining flags select the options to be set:

    Bit 1 selects cursor position.

    Bit 2 selects cursor type.

    Bits 3-15 are reserved and must be OFF.