.TH ZLSB 3 libzahl
.SH NAME
zlsb - Get the least set bit.
.SH SYNOPSIS
.nf
#include <zahl.h>

size_t zlsb(z_t \fIa\fP);
.fi
.SH DESCRIPTION
.B zlsb
gets the index of the bit of
lowest value that is set in
.IR a .
If
.I a
is zero,
.B SIZE_MAX
is returned.
.SH RETURN VALUE
The index of the least set bit in
.IR a ,
or
.B SIZE_MAX
if
.I a
is zero.
.SH SEE ALSO
.BR zbits (3),
.BR zbtest (3),
.BR znot (3),
.BR zrsh (3)