taskkill: Handle dash switches

[Ken Sharp]

Taskkill needs to handle dash (-) switches as well as slash (/) switches.

Fixes http://bugs.winehq.org/show_bug.cgi?id=26944
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0001-taskkill-Add-handling-of-switches.patch
Type: text/x-patch
Size: 2829 bytes
Desc: not available
URL: <http://www.winehq.org/pipermail/wine-patches/attachments/20120930/5f806fe0/attachment.bin>