libssh2_knownhost_init (3) - Linux Manuals
libssh2_knownhost_init: init a collection of known hosts
NAMElibssh2_knownhost_init - init a collection of known hosts
DESCRIPTIONInit 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.