Sounds to me like changing the return value is definitively the right thing, currently that error merely obscures the other errors.
As for the undefined references, you might want to see if you're linking correctly. Given that you are using a static version of the library, moving it further back in the link order may help. My 2 cents Christian On 02/17/15 00:32, Bob Furber wrote: > > However, changing the MHD_ContentReaderCallback function to return an > int or a ssize_t results in a ton of “undefined reference to `MHD_xxx'” > errors.
