+20200912
+ + add configure-check for systre/tre with mingw configuration, to get
+ the library-dependencies as seen in msys2 configuration for mingw64.
+ + build-fixes for the win32-driver configuration.
+ + use more defensive binary mode setting for Win32 (Juergen Pfeifer).
+
+20200907
+ + fix regression in setupterm validating non-empty $TERM (report by
+ Soren Tempel).
+