--- configure.ac.orig	2014-08-22 06:39:30 UTC
+++ configure.ac
@@ -110,7 +110,7 @@
 CXXFLAGS_SAVED=$CXXFLAGS
 CFLAGS="$CFLAGS $CXX_LIBTOOL_LDFLAGS"
 CXXFLAGS="$CXXFLAGS $CXX_LIBTOOL_LDFLAGS"
-AC_PROG_LIBTOOL
+LT_INIT
 CFLAGS=$CFLAGS_SAVED
 CXXFLAGS=$CXXFLAGS_SAVED