patch 7.4.2204
Problem:    It is not easy to get information about buffers, windows and
            tabpages.
Solution:   Add getbufinfo(), getwininfo() and gettabinfo(). (Yegappan
            Lakshmanan)
diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 0a5ee92..2692b72 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -160,6 +160,7 @@
 	    test_assert.res \
 	    test_autochdir \
 	    test_backspace_opt.res \
+	    test_bufwintabinfo.res \
 	    test_cdo.res \
 	    test_channel.res \
 	    test_cmdline.res \