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.TH LIBJ2_FLC_J2U 3 LIBJ2
.SH NAME
libj2_flc_j2u \- Find last cleared bit
.SH SYNOPSIS
.nf
#include <libj2.h>
unsigned \fBlibj2_flc_j2u\fP(const struct libj2_j2u *\fIa\fP);
.fi
.PP
Link with
.IR -lj2 .
.SH DESCRIPTION
The
.BR libj2_flc_j2u ()
function returns the index of the most
significant cleared bit in
.IR a ,
where the index is counted from 1,
and from the the least significant bit.
.PP
In the case that no bit in
.I a
is cleared, 0 is returned.
.PP
.I a
is assumed to be
.RI non- NULL .
.SH RETURN VALUE
The
.BR libj2_flc_j2u ()
function returns the one-based index of
the last cleared bit in
.IR a ,
or 0 if no bit is set.
.SH ERRORS
The
.BR libj2_flc_j2u ()
function cannot fail.
.SH SEE ALSO
.BR libj2 (7),
.BR libj2_fls_j2u (3),
.BR libj2_ffc_j2u (3),
.BR libj2_clo_j2u (3),
.BR libj2_kls_j2u (3),
.BR libj2_cls_j2u (3),
.BR libj2_slc_j2u (3)
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