Function libssh2_sys::libssh2_knownhost_writeline

pub unsafe extern fn libssh2_knownhost_writeline(hosts: *mut LIBSSH2_KNOWNHOSTS,
                                                 known: *mut libssh2_knownhost,
                                                 buffer: *mut c_char,
                                                 buflen: size_t,
                                                 outlen: *mut size_t,
                                                 kind: c_int)
                                                 -> c_int