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This document is a Mac OS X manual page. Manual pages are a command-line technology for providing documentation. You can view these manual pages locally using the man(1) command. These manual pages come from many different sources, and thus, have a variety of writing styles.

For more information about the manual page format, see the manual page for manpages(5).



MEMSET(3)                BSD Library Functions Manual                MEMSET(3)

NAME
     memset -- write a byte to a byte string

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <string.h>

     void *
     memset(void *b, int c, size_t n);

DESCRIPTION
     The memset() function writes n bytes of value c (converted to an unsigned
     char) to the string s.

RETURN VALUES
     The memset() function returns its first argument.

SEE ALSO
     bzero(3), memset_pattern(3), swab(3)

STANDARDS
     The memset() function conforms to ISO/IEC 9899:1990 (``ISO C90'').

BSD                              June 4, 1993                              BSD
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