Man pages matching name __pmconverttime in section 3:

__pmConvertTime.3.en	debian 10 / libpcp3-dev
__pmconverttime.3.en	debian 10 / libpcp3-dev
__pmConvertTime.3.en	debian 11 / libpcp3-dev
__pmConvertTime.3.en	debian 12 / libpcp3-dev