Man pages matching name tspi_pcrcomposite_selectpcrindex in section 3:

Tspi_PcrComposite_SelectPcrIndex.3.en	debian 10 / libtspi-dev
Tspi_PcrComposite_SelectPcrIndex.3.en	debian 11 / libtspi-dev
Tspi_PcrComposite_SelectPcrIndex.3.en	debian 12 / libtspi-dev