[tex-live] Passing a valid Windows path and file name to *TeXin TeXlive

[Akira Kakuto]

Dear Martin Heller,

> Thanks. UNC paths works when replacing \ with /. I can't get the "\\?\" 
> prefix to work in TeXLive 2013 with forward slash:

Sorry. I didn't know the very long path prefix \\?\.
Therefore it is not supported.

Thanks,
Akira