Update to ncurses-6.0

Change-Id: I98ab2ea8a5e13cca9f8b7cf6277b9b14a4da4299
diff --git a/package/debian-mingw64/compat b/package/debian-mingw64/compat
new file mode 100644
index 0000000..7ed6ff8
--- /dev/null
+++ b/package/debian-mingw64/compat
@@ -0,0 +1 @@
+5