patch 7.4.988
Problem:    Default test target is test49.out.
Solution:   Add a build rule before including Make_all.mak.
diff --git a/src/testdir/Make_ming.mak b/src/testdir/Make_ming.mak
index 2237f57..fb62783 100644
--- a/src/testdir/Make_ming.mak
+++ b/src/testdir/Make_ming.mak
@@ -24,6 +24,8 @@
 
 VIMPROG = ..$(DIRSLASH)vim
 
+default: vimall
+
 include Make_all.mak
 
 # Omitted: