.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved .TH "" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" .\" .SH NAME strings.h \- string operations .SH SYNOPSIS .LP \fB#include \fP .SH DESCRIPTION .LP The following shall be declared as functions and may also be defined as macros. Function prototypes shall be provided. .sp .RS .nf \fBint bcmp(const void *, const void *, size_t); (\fP\fBLEGACY\fP \fB) void bcopy(const void *, void *, size_t); (\fP\fBLEGACY\fP \fB) void bzero(void *, size_t); (\fP\fBLEGACY\fP \fB) int ffs(int); char *index(const char *, int); (\fP\fBLEGACY\fP \fB) char *rindex(const char *, int); (\fP\fBLEGACY\fP \fB) int strcasecmp(const char *, const char *); int strncasecmp(const char *, const char *, size_t); \fP .fi .RE .LP The \fBsize_t\fP type shall be defined through \fBtypedef\fP as described in \fI\fP . .LP \fIThe following sections are informative.\fP .SH APPLICATION USAGE .LP None. .SH RATIONALE .LP None. .SH FUTURE DIRECTIONS .LP None. .SH SEE ALSO .LP \fI\fP , the System Interfaces volume of IEEE\ Std\ 1003.1-2001, \fIffs\fP(), \fIstrcasecmp\fP(), \fIstrncasecmp\fP() .SH COPYRIGHT Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .