Backward compatibility libraries?

[Morgan Wesström]

John wrote:
> The GENERIC 8.0 kernel and the kernel I built for my new FreeBSD 8.0
> system both contain
> options         COMPAT_FREEBSD4         # Compatible with FreeBSD4
> 
> yet, when I try to run a program compiled on the FreeBSD 4.3 system on
> the new system, I get
> /usr/libexec/ld-elf.so.1: Shared object "libc.so.4" not found, required by "pipetype"
> 
> So - there must be some compatibility libraries somewhere.  I've
> looked in Packages and in Distributions, and didn't see what I'm
> looking for (probably looking right at it).
> 
> What am I missing?
> 
> Thanks!

misc/compat4x