[Bug 38114] Steam doesn't allow to install games in different locations (needs GetVolumePathName implementation)

https://bugs.winehq.org/show_bug.cgi?id=38114

--- Comment #12 from Erich Hoover  ---
(In reply to Erich Hoover from comment #11)
> ..
> Just to be sure, do you have drives other than "C" that it can install to? 
> If "C" is the only writable media it probably won't give you options for
> other drives.

^^ confirmed
(http://www.ghacks.net/2012/12/06/steam-alternative-installation-locations-no...):
"Please note that you only see the option if the system has another partition
or hard drive that is accessible under its own drive letter. You won't get that
option if you only have one partition on the system."