/*1* Copyright (c) 1990, 1993, 1994, 1995, 19962* The Regents of the University of California. All rights reserved.3*4* Redistribution and use in source and binary forms, with or without5* modification, are permitted provided that: (1) source code distributions6* retain the above copyright notice and this paragraph in its entirety, (2)7* distributions including binary code include the above copyright notice and8* this paragraph in its entirety in the documentation or other materials9* provided with the distribution, and (3) all advertising materials mentioning10* features or use of this software display the following acknowledgement:11* ``This product includes software developed by the University of California,12* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of13* the University nor the names of its contributors may be used to endorse14* or promote products derived from this software without specific prior15* written permission.16* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED17* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF18* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.19*/2021/* Prototypes missing in Ultrix 4 */22int bcmp(const char *, const char *, u_int);23void bcopy(const void *, void *, u_int);24void bzero(void *, u_int);25int getopt(int, char * const *, const char *);26#ifdef __STDC__27struct timeval;28struct timezone;29#endif30int gettimeofday(struct timeval *, struct timezone *);31int ioctl(int, int, caddr_t);32int pfopen(char *, int);33int setlinebuf(FILE *);34int socket(int, int, int);35int strcasecmp(const char *, const char *);363738