*** makefile.orig	Fri May 28 03:41:27 1999
--- makefile	Fri May 28 03:42:10 1999
***************
*** 2,10 ****
  OPT1	=	-O -Wall
  # NetBSD/mac68k
! OPT2	=	-DNETBSD
  # FreeBSD
  #OPT2	=	-DFREEBSD
  # Linux (not supported)
! #OPT2	=	-DLINUX
  # Others (modify this)
  #OPT2	=	-DSPEED=2400 -DPORT_NAME=\"/dev/tty00\"
--- 2,10 ----
  OPT1	=	-O -Wall
  # NetBSD/mac68k
! # OPT2	=	-DNETBSD
  # FreeBSD
  #OPT2	=	-DFREEBSD
  # Linux (not supported)
! OPT2	=	-DLINUX
  # Others (modify this)
  #OPT2	=	-DSPEED=2400 -DPORT_NAME=\"/dev/tty00\"
*** tty.c.orig	Fri May 28 03:41:33 1999
--- tty.c	Fri May 28 06:36:26 1999
***************
*** 4,9 ****
--- 4,13 ----
  #include  <unistd.h>
  #include  <sys/ioctl.h>
+ #ifndef LINUX
  #include  <sys/ioctl_compat.h>
  #include  <sys/tty.h>
+ #else
+ #include  <termios.h>
+ #endif
  #include  <sys/time.h>
  
***************
*** 12,15 ****
--- 16,23 ----
  #endif
  
+ #ifdef LINUX
+ #define SPEED_PARAMS 16
+ #endif
+ 
  #ifndef PORT_NAME
  # if defined NETBSD
***************
*** 17,20 ****
--- 25,30 ----
  # elif defined FREEBSD
  # define PORT_NAME	"/dev/cuaa0"
+ # elif defined LINUX
+ # define PORT_NAME	"/dev/cua0"
  # endif
  #endif
***************
*** 24,33 ****
  struct termios tbuf;
  
  int init_tty()
  {
! 	if((fd = open(PORT_NAME, O_RDWR /* | O_NONBLOCK */, 0)) == -1){
  		return !0;
  	} /* else { */
! 	if(ioctl(fd, TIOCGETA, &org_tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to get original value)\n");
--- 34,50 ----
  struct termios tbuf;
  
+ void deinit_tty();
+ 
  int init_tty()
  {
! 	int i;
! 	int speed_param[SPEED_PARAMS] = {   0,   50,   75,  110,  134,
!                                       150,  200,  300,  600,  1200,
!                                      1800, 2400, 4800, 9600, 19200, 38400};
! 
! 	if((fd = open(PORT_NAME, O_RDWR | O_NONBLOCK , 0)) == -1){
  		return !0;
  	} /* else { */
! 	if(tcgetattr(fd, &org_tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to get original value)\n");
***************
*** 35,42 ****
  	}
  
! 	tbuf = org_tbuf;
  
- 	cfsetispeed(&tbuf, SPEED);
- 	cfsetospeed(&tbuf, SPEED);
  	tbuf.c_lflag &= ~ICANON & ~ECHO & ~ISIG & ~IEXTEN & ~TOSTOP;
  	tbuf.c_cflag &= ~CSIZE & ~PARENB & ~CSTOPB;
--- 52,73 ----
  	}
  
! 	memmove(&tbuf, &org_tbuf, sizeof(struct termios));
! 
! 	i = 0;
! 	while(1){
! 		if(i == SPEED_PARAMS){
! 			deinit_tty();
! 			printf("Invalid value of parameter SPEED: %d", SPEED);
! 			exit(-1);
! 		}
! 
! 		if(SPEED == speed_param[i]){
! 			cfsetispeed(&tbuf, i);
! 			cfsetospeed(&tbuf, i);
! 			break;
! 		}
! 		i++;
! 	}
  
  	tbuf.c_lflag &= ~ICANON & ~ECHO & ~ISIG & ~IEXTEN & ~TOSTOP;
  	tbuf.c_cflag &= ~CSIZE & ~PARENB & ~CSTOPB;
***************
*** 45,49 ****
  	tbuf.c_oflag &= ~OPOST;
  
! 	if(ioctl(fd, TIOCSETA, &tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to set tty value)\n"); 
--- 76,80 ----
  	tbuf.c_oflag &= ~OPOST;
  
! 	if(tcsetattr(fd, TCSANOW, &tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to set tty value)\n"); 
***************
*** 57,61 ****
  {
  	if(fd != -1) {
! 		if(ioctl(fd, TIOCSETA, &org_tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to restore original value)\n");
--- 88,92 ----
  {
  	if(fd != -1) {
! 		if(tcsetattr(fd, TCSANOW, &org_tbuf) == -1){
  		fprintf(stderr,
  			"ioctl error! (in stage to restore original value)\n");
***************
*** 69,74 ****
  {
  	unsigned char buf;
!         
! 	read(fd, &buf, 1);
  
  	return (unsigned char)buf;
--- 100,105 ----
  {
  	unsigned char buf;
! 
! 	while(read(fd, &buf, 1) == -1);
  
  	return (unsigned char)buf;
***************
*** 79,83 ****
  	int retval;
  
! 	retval = write(fd, &data, 1);
  
  	return retval;
--- 110,114 ----
  	int retval;
  
! 	while((retval = write(fd, &data, 1)) == -1);
  
  	return retval;