VMS Help RTL Routines, SMG$, SMG$CANCEL_INPUT  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    The Cancel Input Request routine immediately cancels any read-
    in-progress that was issued by SMG$READ_COMPOSED_LINE, SMG$READ_
    KEYSTROKE, SMG$READ_STRING, or SMG$READ_VERIFY.

    Format

      SMG$CANCEL_INPUT  keyboard-id

  Additional Information (explode) :

• Returns
• Argument