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Annotation of 43BSDReno/lib/libc/string/strstr.3, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1990 The Regents of the University of California.
        !             2: .\" All rights reserved.
        !             3: .\"
        !             4: .\" This code is derived from software contributed to Berkeley by
        !             5: .\" Chris Torek.
        !             6: .\"
        !             7: .\" Redistribution and use in source and binary forms are permitted
        !             8: .\" provided that: (1) source distributions retain this entire copyright
        !             9: .\" notice and comment, and (2) distributions including binaries display
        !            10: .\" the following acknowledgement:  ``This product includes software
        !            11: .\" developed by the University of California, Berkeley and its contributors''
        !            12: .\" in the documentation or other materials provided with the distribution
        !            13: .\" and in all advertising materials mentioning features or use of this
        !            14: .\" software. Neither the name of the University nor the names of its
        !            15: .\" contributors may be used to endorse or promote products derived
        !            16: .\" from this software without specific prior written permission.
        !            17: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            18: .\" IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            19: .\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            20: .\"
        !            21: .\"    @(#)strstr.3    5.1 (Berkeley) 5/15/90
        !            22: .\"
        !            23: .TH STRSTR 3 "May 15, 1990"
        !            24: .UC 7
        !            25: .SH NAME
        !            26: strstr \- locate a substring in a string
        !            27: .SH SYNOPSIS
        !            28: .nf
        !            29: .ft B
        !            30: #include <string.h>
        !            31: 
        !            32: char *
        !            33: strstr(const char *big, const char *little);
        !            34: .ft R
        !            35: .fi
        !            36: .SH DESCRIPTION
        !            37: .B Strstr
        !            38: locates the first occurrence of the null-terminated string
        !            39: .I little
        !            40: in the null-terminated string
        !            41: .IR big .
        !            42: If
        !            43: .I little
        !            44: is the empty string,
        !            45: .B strstr
        !            46: returns
        !            47: .IR big ;
        !            48: if
        !            49: .I little
        !            50: occurs nowhere in
        !            51: .IR big ,
        !            52: .B strstr
        !            53: returns NULL;
        !            54: otherwise
        !            55: .B strstr
        !            56: returns a pointer to the first character of the first occurrence of
        !            57: .IR little .
        !            58: .SH SEE ALSO
        !            59: index(3), memchr(3), rindex(3), strchr(3), strcspn(3), strpbrk(3), strrchr(3),
        !            60: strsep(3), strspn(3), strtok(3)
        !            61: .SH STANDARDS
        !            62: .B Strstr
        !            63: conforms to ANSI X3.159-1989 (``ANSI C'').

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