dnl Determine whether the linker supports the -export-dynamic option.
AC_LINK_EXPORT_DYNAMIC
-dnl Determine whether the linker supports the -retain-symbols-file option.
-AC_LINK_RETAIN_SYMBOLS_FILE
+dnl Determine whether the linker supports the --version-script option.
+AC_LINK_VERSION_SCRIPT
dnl Check for libtool and the library that has dlopen function (which must come
dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with