In x509_vfy.h rev. 1.22 2018/02/22 17:15:09, jsing@ provided

In x509_vfy.h rev. 1.22 2018/02/22 17:15:09, jsing@ provided
X509_STORE_up_ref(3).  X509_STORE_new(3) and X509_STORE_free(3)
have already been available earlier.  Import the documentation from
OpenSSL, adding some precision.