. ./defs || exit 1
cat >> configure.ac << 'END'
+AC_CONFIG_MACRO_DIR([m4])
m4_include([confiles.m4])
MORE_DEFS
AC_OUTPUT
cat > Makefile.am << 'END'
SUBDIRS = sub
-ACLOCAL_AMFLAGS = -I m4
END
mkdir sub
mkdir m4
echo 'AC_DEFUN([MORE_DEFS], [])' > m4/moredefs.m4
-$ACLOCAL -I m4
+$ACLOCAL
$AUTOCONF
$AUTOMAKE
./configure