fetch-ocsp-response is a Python script which performs OCSP query and

get response. It uses openssl command under the hood. nghttpx uses

it to enable OCSP stapling feature.

fetch-ocsp-response is a translation from original fetch-ocsp-response

written in Perl and which has been developed as part of h2o project

(https://github.com/h2o/h2o).

fetch-ocsp-response is usually installed under $(pkgdatadir), which is

$(prefix)/share/nghttp2.