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Annotation of researchv10no/cmd/postscript/postio/ifdef.h, revision 1.1

1.1     ! root        1: /*
        !             2:  *
        !             3:  * Conditional compilation definitions needed in ifdef.c and postio.c.
        !             4:  *
        !             5:  */
        !             6: 
        !             7: #ifdef SYSV
        !             8: #include <termio.h>
        !             9: 
        !            10: #ifdef DKSTREAMS
        !            11: #include <sys/stream.h>
        !            12: #include <sys/stropts.h>
        !            13: #endif
        !            14: 
        !            15: #endif
        !            16: 
        !            17: #ifdef V9
        !            18: #include <sys/filio.h>
        !            19: #include <sys/ttyio.h>
        !            20: 
        !            21: extern int     tty_ld;
        !            22: #endif
        !            23: 
        !            24: #ifdef BSD4_2
        !            25: #include <sgtty.h>
        !            26: #include <sys/time.h>
        !            27: #include <errno.h>
        !            28: 
        !            29: #define FD_ZERO(s) (s) = 0
        !            30: #define FD_SET(n,s) (s) |= 1 << (n)
        !            31: 
        !            32: extern int     errno;
        !            33: #endif
        !            34: 
        !            35: #ifdef DKHOST
        !            36: #include <dk.h>
        !            37: #include <sysexits.h>
        !            38: 
        !            39: extern char    *dtnamer();
        !            40: extern int     dkminor();
        !            41: #endif
        !            42: 
        !            43: /*
        !            44:  *
        !            45:  * External variable declarations - most (if not all) are defined in postio.c and
        !            46:  * needed by the routines in ifdef.c.
        !            47:  *
        !            48:  */
        !            49: 
        !            50: extern char    *line;                  /* printer is on this line */
        !            51: extern int     ttyi;                   /* input */
        !            52: extern int     ttyo;                   /* and output file descriptors */
        !            53: extern FILE    *fp_log;                /* just for DKHOST stuff */
        !            54: 
        !            55: extern char    mesg[];                 /* exactly what came back on ttyi */
        !            56: extern char    *endmesg;               /* one in front of last free slot in mesg */
        !            57: extern int     next;                   /* next character goes in mesg[next] */
        !            58: 
        !            59: extern short   baudrate;               /* printer is running at this speed */
        !            60: extern int     stopbits;               /* and expects this many stop bits */
        !            61: extern int     interactive;            /* TRUE for interactive mode */
        !            62: 
        !            63: extern int     whatami;                /* a READ or WRITE process - or both */
        !            64: extern int     canread;                /* allows reads */
        !            65: extern int     canwrite;               /* and writes if TRUE */
        !            66: 

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