[vbox-dev] how to install Windows Guest Additions from svn

[Jason Spiro]

2007/7/6, Byron Clark <byron.clark at gmail.com> wrote:

> I would love to get the installer in the upstream SVN.  It does
> require a small patch right now (http://www.virtualbox.org/ticket/85),
> but with that fixed I would be happy to submit it under the MIT
> license.

Excellent!

> Unfortunately, you still would have to build the windows
> guest additions on windows.  Even though NSIS can build windows
> installers on linux, the guest additions themselves cannot be built on
> linux.

Why can't they be built on Linux?