<<Thank for replying. I've tried the 2 ways but always the same error
persists.>>

I will ask the same question again:

can you do a
file FreeAdhocUDF.dylib
and tell me what the output is.

Regards
Paul Beach
Tel (France): +33 (0) 2 47 58 30 43
Mob (France): +33 (0) 6 79 24 32 32