Add support to arguments with dash in taskkill

[Dmitry Timoshkov]

Akira Nakagawa <matyapiro31 at gmail.com> wrote:

> if (*argdata != '/' && *argdata != '-')
> argdata is wchar type,so you should do as
> if (*argdata != L'/' && *argdata != L'-')

Not really, ASCII set (0 - 0x7f) is replicated in unicode.

-- 
Dmitry.