dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
-dnl AT_BANNER([Augmented binary tree (ABT) library])
+dnl
+AT_BANNER([Augmented binary tree (ABT) library])
m4_define([CHECK_ABT],
[AT_SETUP([ABT -- $1])