Steffn wrote: > Undefined symbols: > "_Float8GetDatum", referenced from: > _add_one_float8 in foo.o > ld: symbol(s) not found > collect2: ld returned 1 exit status > > Following the documentation I only added > "/Library/PostgreSQL/8.3/include/**" to my header search path. What else > do I need to configure? I'm not a "C" hacker, but that's failing at the linking stage, not the compiling stage. Are you missing the right lib to go with your headers? -- Richard Huxton Archonet Ltd -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general