linux/drivers/accessibility/speakup/speakup_acnt.h

/* SPDX-License-Identifier: GPL-2.0 */
/* speakup_acntpc.h - header file for speakups Accent-PC driver. */

#define SYNTH_IO_EXTENT …

#define SYNTH_CLEAR …

	/* Port Status Flags */
#define SYNTH_READABLE …
#define SYNTH_WRITABLE …
#define SYNTH_QUIET …
#define SYNTH_FULL …
#define SYNTH_ALMOST_EMPTY …
#define SYNTH_SPEAKING …