libssh2_knownhost_init - init a collection of known hosts
LIBSSH2_KNOWNHOSTS *libssh2_knownhost_init(LIBSSH2_SESSION *session);
Init a collection of known hosts for this session. Returns the handle
to an internal representation of a known host collection.
Call libssh2_knownhost_free(3) to free the collection again after
you’re doing using it.
Returns a handle pointer or NULL if something went wrong. The returned
handle is used as input to all other known host related functions
Added in libssh2 1.2