[Interest] Running Qt 5 Application on WinXP

[Duane]

On 7/8/2014 1:52 PM, Keith Gardner wrote:
> On Tue, Jul 8, 2014 at 12:48 PM, Till Oliver Knoll
> <till.oliver.knoll at gmail.com <mailto:till.oliver.knoll at gmail.com>> wrote:
>
>     Am 08.07.2014 um 19:24 schrieb Duane <duane.hebert at group-upc.com
>     <mailto:duane.hebert at group-upc.com>>:
>
>      > I have an application built with VS 2012 (with the tool chain XP
>      > support) using Qt 5.3.  It runs fine on Windows 7 and 8.
>      >
>      > When I try to run it on a box with WinXP I get the error "Procedure
>      > entry point GetTickCount64 could not be loaded in KERNEL32.DL"
>
>     Just to rule out the obvious: Did you compile/link with a 64bit Qt
>     library? Seems to me like a "64bit" function is to be called on a
>     32bit system (purely guessing by the win API name here off course).
>
>     But the again, I'd expect to see different kind of errors when
>     trying to run a 64bit binary on a 32bit system...
>
>     Maybe Qt 5.3 simply does not grok anymore on XP (since that OS by
>     itself is not supported anymore, at least not for the public)?
>
>     By the way, which library/binary calls above function? Qt itself?
>
>     Cheers,
>        Oliver
>
>
> I think this might help solve the problem:
>
> http://blog.inventic.eu/2013/08/gettickcount64-problem-on-windowsxp/
>
>
>


I saw that but changing these values in my project doesn't help.  I 
expect I would have to rebuild Qt with these flags set and try that. 
But this will take me several hours.  I would like to know if this is 
what is necessary and whether this will break anything when trying to 
run on Windows 7.