[fpc-devel] Fix of the BeOS build

[Marco van de Voort]

In our previous episode, Olivier Coursiere said:
> 
> Here is an update of the baseunix unit for the BeOS target : 
> http://olivier.coursiere.free.fr/diff/beos_rtl_r12741.diff.

I btw noticed that you have a baseunix.pp in beos/ and still include
rtl/unix ?

Having two units with the same name in the search path is potentially
dangerous!

Why are you duplicating baseunix?