[patch] fix the build with a toolchain with a linker defaulting to ld --as-needed

[Erik Joelsson]

Hello Matthias,

I think this looks good and can sponsor the push for you. Have you 
signed the OCA?

/Erik

On 2015-10-19 22:06, Matthias Klose wrote:
> Toolchains for some Linux distributions (e.g. Ubuntu, OpenSuse) are 
> configured to pass --as-needed to the linker by default, only linking 
> with libraries when required.  A common build failure triggered by 
> this default is having a required library on the command line before 
> the object files being linked.  This happens when linking with a 
> system zlib or system jpeg library.
>
> Patch is attached, checked with b87.
>
> There is one unrelated change, removing the explicit linking with the 
> C library.  Is there any reason to keep that?
>
> Matthias
>
>