Library /sys$common/syshlp/helplib.hlb

Library /sys$common/syshlp/helplib.hlb
Sys Parameters, TTY_DMASIZE
^*Conan The Librarian

    TTY_DMASIZE specifies a number of characters in the output
    buffer. Below this number, character transfers are performed;
    above this number, DMA transfers occur if the controller is
    capable of DMA I/O.

    TTY_DMASIZE is a DYNAMIC parameter.

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