--- configure.in.orig	Sun Nov  6 09:08:06 2005
+++ configure.in	Sun Jun 24 12:52:04 2007
@@ -5,8 +5,13 @@
 
 dnl Checks for programs.
 AC_PROG_CXX
-AC_PROG_RANLIB
 AC_PROG_INSTALL
+
+#
+# Shared library support
+#
+AM_ENABLE_SHARED
+AM_PROG_LIBTOOL
 
 dnl Checks for libraries.