7 #define uchar unsigned char
10 /* Messages & Program Arguments */
12 enum cchar { /* control characters */
13 NUL, SOH, STX, ETX, EOT, ENQ, ACK, BEL, BS, HT, LF,
14 VT, FF, CR, SO, SI, DLE, XON, DC2, XOFF,DC4, NAK,
15 SYN, ETB, CAN, EM, SUB, ESC, FS, GS, RS, US } ;
17 extern char *verb[] ; /* types of messages to print */
18 extern char *argv0 ; /* program name */
20 char *cname ( unsigned char c ) ;
21 time_t tstamp ( time_t last, FILE *f ) ;
22 int msg ( char *fmt, ... ) ;
24 extern int nxtoptind ;
25 extern char *nxtoptarg ;
27 int nextopt( int argc, char **argv, char *args ) ;