/* Various tty state structures. * Each is an array, subscripted by one of "OFF" or "ON". */ #ifdef UNIX # ifdef TIOCSLTC extern struct ltchars ls[2]; # endif /* TIOCSLTC */ # ifdef TIOCGETC extern struct tchars tc[2]; # endif # ifdef BRLUNIX extern struct sg_brl sg[2]; # else # ifdef SYSV extern struct termio sg[2]; # else /* SYSV */ extern struct sgttyb sg[2]; # endif /* SYSV */ # endif /* BRLUNIX */ #endif /* UNIX */