NAME

bzero — write zeroes to a byte string

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS

#include <strings.h>

void
bzero(void *b, size_t len);

DESCRIPTION

The bzero() function writes len zero bytes to the string b. If len is zero, bzero() does nothing.

SEE ALSO

memset(3), swab(3)

STANDARDS

The bzero() function conforms to IEEE Std 1003.1-2001 (“POSIX.1”). The IEEE Std 1003.1-2004 (“POSIX.1”) revision marked it as legacy and recommended the use of memset(3) instead. The IEEE Std 1003.1-2008 (“POSIX.1”) revision removed bzero() from the specification.

HISTORY

A bzero() function appeared in 4.3BSD.