binary patches?

[Wojciech Puchar]

> Well, this can be done by diffing two different copies of a similar binary. 
> Frankly, binary patches should be done thought IMHO because like Wojciech 
> mentioned the differences would be huge.
>

actually i never user binary packages from freebsd site. this is no 
problem to compile from source as ports are fully automated, and setting 
at least  CPUTYPE in make.conf allows to make it optimized for machine