+2020-05-28 Keith Marshall <keith@users.osdn.me>
+
+ Prepare empty dist directory when required.
+
+ * Makefile.in (dist-prepare): Delete goal; move its commands...
+ (dist): ...to here; remove dependency on defective "dist-prepare".
+
2020-05-27 Keith Marshall <keith@users.osdn.me>
Fix libmingwex-n.dll dependencies; cf. Issue #40438.