Causes all buffered output on the specified file units to be written.

uniti—The file units (logical unit numbers) to flush.

None.

PV-WAVE uses buffered output for reasons of efficiency. This leads to rare occasions where a program needs to be certain that output data are not waiting in a buffer, but have actually been output. This procedure is handy for such occasions.

CLOSE, EMPTY

For background information, see the PV‑WAVE Programmer’s Guide.