diff -up unixODBC-2.3.2/Makefile.am.old unixODBC-2.3.2/Makefile.am
--- unixODBC-2.3.2/Makefile.am.old	2015-08-11 10:45:46.340429001 +0200
+++ unixODBC-2.3.2/Makefile.am	2015-08-11 10:45:51.532454100 +0200
@@ -1,4 +1,4 @@
-ACLOCAL_AMFLAGS=-I libltdl/m4
+ACLOCAL_AMFLAGS=-I m4
 
 SUBDIRS = \
 	extras \
diff -up unixODBC-2.3.2/configure.in.old unixODBC-2.3.2/configure.in
--- unixODBC-2.3.2/configure.in.old	2015-08-11 10:56:05.899423880 +0200
+++ unixODBC-2.3.2/configure.in	2015-08-11 10:56:12.701456758 +0200
@@ -133,7 +133,7 @@ LIBLTDL=""
 AC_LIBTOOL_WIN32_DLL
 dnl AC_PROG_LIBTOOL
 
-AC_CONFIG_MACRO_DIR([libltdl/m4])
+dnl AC_CONFIG_MACRO_DIR([libltdl/m4])
 dnl LT_CONFIG_LTDL_DIR([libltdl])
 dnl LTDL_INIT