Revert "Add bit manipulation functions"

Now that we optimized csrand_uniform(), we don't need these functions.

This reverts commit 7c8fe291b1260e127c10562bfd7616961013730f.

Signed-off-by: Alejandro Colomar <alx@kernel.org>

libmisc/Makefile.am

@@ -12,7 +12,6 @@ libmisc_la_SOURCES = \
 	agetpass.c \
 	audit_help.c \
 	basename.c \
-	bit.c \
 	chkname.c \
 	chkname.h \
 	chowndir.c \

libmisc/bit.c

@@ -1,18 +0,0 @@
-/*
- * SPDX-FileCopyrightText:  Alejandro Colomar <alx@kernel.org>
- *
- * SPDX-License-Identifier:  BSD-3-Clause
- */
-
-
-#include <config.h>
-
-#ident "$Id$"
-
-#include "bit.h"
-
-#include <limits.h>
-
-
-extern inline unsigned long bit_ceil_wrapul(unsigned long x);
-extern inline int leading_zerosul(unsigned long x);