/*
?*??ser2net?-?A?program?for?allowing?telnet?connection?to?serial?ports
?*??Copyright?（C）?2001??Corey?Minyard?
?*
?*??This?program?is?free?software;?you?can?redistribute?it?and/or?modify
?*??it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
?*??the?Free?Software?Foundation;?either?version?2?of?the?License?or
?*??（at?your?option）?any?later?version.
?*
?*??This?program?is?distributed?in?the?hope?that?it?will?be?useful
?*??but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
?*??MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
?*??GNU?General?Public?License?for?more?details.
?*
?*??You?should?have?received?a?copy?of?the?GNU?General?Public?License
?*??along?with?this?program;?if?not?write?to?the?Free?Software
?*??Foundation?Inc.?59?Temple?Place?Suite?330?Boston?MA??02111-1307??USA
?*/

#include?
#include?
#include?
#include?“buffer.h“
#include?“devio.h“

static?int
lbuffer_write（struct?devio?*