Man pages matching name pmfreeresult in section 3:

pmFreeResult.3.en	debian 10 / libpcp3-dev
pmfreeresult.3.en	debian 10 / libpcp3-dev
pmFreeResult.3.en	debian 11 / libpcp3-dev
pmFreeResult.3.en	debian 12 / libpcp3-dev