add: I Can't compile freeradius2.1.3 with RHEL4

[A.L.M.Buxey at lboro.ac.uk]

Hi,
> 
> the problem is always 
>  
> listen.c:99:1: directives may not be used inside a macro argumentlisten.c:98:54: unterminated argument list invoking macro "rad_assert"
>  
> in main/src/listen.c
>  
> By the way,I have try to install 2.1.3 on serval machine with RHEL4U7 but face the same problem.

get the same issue with 2.1.3 - editing the source so the macro isnt defined
ends up with code that compiles but then crashes when run - I'm waiting
for 2.1.4

alan