this time for sure

frg-buildfixes/comm/9999999-disablemaint-257.patch

@@ -21,7 +21,7 @@ diff --git a/suite/moz.configure b/suite/moz.configure
 +@depends(target)
 +def is_winnt(target):
 +    if target.os == "WINNT":
-+    return True
++        return True
 +
 +imply_option('--enable-maintenance-service', False)
 +