BZERO(3) BSD Library Functions Manual BZERO(3)

NAME
     bbzzeerroo - write zeroes to a byte string

LLIIBBRRAARRYY
     Standard C Library (libc, -lc)

SYNOPSIS
     ##iinncclluuddee <>

     void
     bbzzeerroo(void *b, sizet len);

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

SEE ALSO
     memset(3), swab(3)

HISTORY     A bbzzeerroo() function appeared in 4.3BSD.  Its prototype existed previously
     in  before it was moved to  for IEEE Std 1003.1-2001
     (``POSIX.1'') compliance.

BSD                              June 4, 1993                              BSD