-pie in src/main/Makefile.in radiusd target

[Alan DeKok]

Enrik Berkhan wrote:
> in current HEAD, radiusd is built using the -pie option. It's not
> configurable, but hardcoded in src/main/Makefile.in.
> 
> I think this is not very portable. Further, it keeps poor Debian users
> like me from debugging and core analyzing using gdb, because pie support
> is only available as gdb patch.

  I've deleted it.

  Alan DeKok.