int libssh2_knownhost_get(LIBSSH2_KNOWNHOSTS *hosts,
struct libssh2_knownhost **store,
struct libssh2_knownhost *prev):
DESCRIPTION
libssh2_knownhost_get(3) allows an application to iterate over all known
hosts in the collection.
store should point to a pointer that gets filled in to point to the
known host data.
prev is a pointer to a previous 'struct libssh2_knownhost' as returned
by a previous invoke of this function, or NULL to get the first entry in the
internal collection.
RETURN VALUE
Returns 0 if everything is fine and information about a host was stored in
the store struct.