+dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
+dnl --------------------------
+dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
+dnl the older "-version-info" feature. The newer feature allows us to use
+dnl version numbering on shared libraries which make them compatible with
+dnl various systems.
+AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
+[
+AC_MSG_CHECKING(if libtool -version-number should be used)
+CF_ARG_DISABLE(libtool-version,
+ [ --disable-libtool-version enable to use libtool's incompatible naming scheme],
+ [cf_libtool_version=no],
+ [cf_libtool_version=yes])
+AC_MSG_RESULT($cf_libtool_version)
+
+if test "$cf_libtool_version" = yes ; then
+ LIBTOOL_VERSION="-version-number"
+else
+ LIBTOOL_VERSION="-version-info"
+fi
+
+AC_SUBST(LIBTOOL_VERSION)
+])dnl
+dnl ---------------------------------------------------------------------------