+dnl find sizes & alignments
+orig_CPPFLAGS=$CPPFLAGS
+CPPFLAGS="$CPPFLAGS $DBUS_CFLAGS"
+DBIND_CHECK_ALIGNOF(char)
+DBIND_CHECK_ALIGNOF(dbus_bool_t)
+DBIND_CHECK_ALIGNOF(dbus_int16_t)
+DBIND_CHECK_ALIGNOF(dbus_int32_t)
+DBIND_CHECK_ALIGNOF(dbus_int64_t)
+DBIND_CHECK_ALIGNOF(double)
+DBIND_CHECK_ALIGNOF(dbind_pointer)
+DBIND_CHECK_ALIGNOF(dbind_struct)
+CPPFLAGS=$orig_CPPFLAGS
+
+#libtool option to strip symbols starting with cspi
+#
+LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^[[^cspi]].*"'
+AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
+