Man pages matching name gnutls_ocsp_status_request_is_checked in section 3:

gnutls_ocsp_status_request_is_checked.3.en	debian 10 / gnutls-doc
gnutls_ocsp_status_request_is_checked.3.en	debian 11 / gnutls-doc
gnutls_ocsp_status_request_is_checked.3.en	debian 12 / gnutls-doc