[Development] can not build 5.9.1 qtmultimedia

[Kevin Kofler]

Thiago Macieira wrote:
> This is the root of your problem. Something that this plugin or
> qgsttools_p needs to link to said that its libraries are in /usr/lib64.
> qmake has some code to remove system paths, but it that won't work if the
> path being requested is both:
>  a) not system
>  b) where Qt libraries are

/usr/lib64 is most definitely a system path. This is where 64-bit libraries 
belong to according to the FHS.

        Kevin Kofler