bde 54f96be976 Implemented sending of BREAKs. This is quite complicated because the ... hardware is interrupt-driven to a fault and sending a BREAK requires mode switching. Always running in the BREAK-capable mode as in PR 8318 would double the overhead for sending \0's. Reminded by: PR 8318		1998-12-17 17:40:13 +00:00
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cd180.h
cd1400.h
esp.h
hd64570.h
i8237.h
i82586.h
nec765.h
ns16550.h