updated for version 7.3.1155
Problem:    MS-DOS: "make test" uses external rmdir command.
Solution:   Rename "rmdir" to "rd". (Taro Muraoka)
diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index 679f16c..fbb67cc 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -77,5 +77,5 @@
 	-del X*
 	-del X*.*
 	-del test.ok
-	-rmdir /s /q Xfind
+	-rd /s /q Xfind
 	-if exist viminfo del viminfo