Error with FFMPEG

[David Evans]

>
>> You need to upgrade XCode to version 3.1 or better.  This is a know 
>> error in version 3.0.
>
> In that case, the x264 port should prevent installation on Leopard 
> with Xcode versions earlier than 3.1. Some code for doing this which 
> has been used in many ports already can be copied to the x264 portfile 
> from e.g. the graphviz portfile (though you'd adjust the required 
> Xcode version number to 3.1).
>
The code you mention was added in r49663 so I'm not sure what happened 
here.  Looks like it should work.

Dave