Tweak command-line options.

diff --git a/src/etc/windows/install.bat b/src/etc/windows/install.bat
index 61619a530c6a0b12b6b073b0fa67bc72434dc269..f4a6939b1dbb9087c0cd4bc3c6994b753670b352 100644 (file)
--- a/src/etc/windows/install.bat
+++ b/src/etc/windows/install.bat
@@ -1,3 +1,3 @@
 copy microcode\scheme.exe c:\local\bin\mit-scheme.exe
-del /s c:\local\mit-scheme
-xcopy /e /y lib\*.* c:\local\mit-scheme
+del /q /s c:\local\mit-scheme
+xcopy /e /i /y lib\*.* c:\local\mit-scheme