TCOFLUSH (reference) in projects: Linux-v6.1

63 #define TCOFLUSH	1		/* Discard data written but not yet sent */  macro

310 		if (arg == TCIOFLUSH || arg == TCOFLUSH)  in ppp_asynctty_ioctl()

910 	case TCOFLUSH:  in __tty_perform_flush()

/Linux-v6.1/include/uapi/asm-generic/
D	termbits-common.h	`63 #define TCOFLUSH 1 /* Discard data written but not yet sent */ macro`
/Linux-v6.1/drivers/net/ppp/
D	ppp_synctty.c	`303 if (arg == TCIOFLUSH \|\| arg == TCOFLUSH) in ppp_synctty_ioctl()`
D	ppp_async.c	`310 if (arg == TCIOFLUSH \|\| arg == TCOFLUSH) in ppp_asynctty_ioctl()`
/Linux-v6.1/drivers/tty/
D	n_hdlc.c	`625 case TCOFLUSH: in n_hdlc_tty_ioctl()`
D	tty_ioctl.c	`910 case TCOFLUSH: in __tty_perform_flush()`