In the last episode (Dec 11), Ollie Gallardo said:
> I'm back with another question. I tried to compile my UDF with the gcc on
> my Opteron system and I got errors.
> In function `_start':
> ../sysdeps/x86_64/elf/start.S:92: undefined reference to `main'
What is your gcc line? The above error indicates that you are trying
to build an executable. UDFs must be shared object files.