diff -rupN ilmbase-2.2.0/configure.ac ilmbase-2.2.0-new/configure.ac
--- ilmbase-2.2.0/configure.ac	2014-08-10 06:23:56.000000000 +0200
+++ ilmbase-2.2.0-new/configure.ac	2014-11-26 09:41:32.874633732 +0100
@@ -10,7 +10,7 @@ AC_SUBST(ILMBASE_VERSION_API, ${ILMBASE_
 
 AC_CANONICAL_HOST
 AC_CONFIG_SRCDIR(ImathTest/main.cpp)
-AC_CONFIG_HEADER(config/IlmBaseConfig.h)
+AC_CONFIG_HEADERS(config/IlmBaseConfig.h)
 AM_INIT_AUTOMAKE(1.6.3)  dnl Require automake 1.6.3 or better
 AM_MAINTAINER_MODE
 
@@ -26,7 +26,7 @@ AC_PROG_CXX
 AC_PROG_INSTALL
 AC_PROG_CC
 AC_PROG_LN_S
-AC_PROG_LIBTOOL
+LT_INIT
 AC_PROG_MAKE_SET
 
 dnl