[Qt-interest] qt pro file

[Nikos Chantziaras]

On 08/01/2011 04:08 PM, Thiago Macieira wrote:
> On Monday, 1 de August de 2011 15:19:03 Nikos Chantziaras wrote:
>> unix {
>>       contains(QMAKE_HOST.arch, x86_64) {
>>           # 64-bit Unix
>>       } else {
>>           # 32-bit Unix
>>       }
>> }
>
> That's just the host. A 64-bit system can compile 32-bit applications.

This is not what the OP wants.  He wants to detect the system.  And 
looking at the host arch does just that.