libskey. (such as wu-ftp and xdm). Editted skey so it matches the standard /usr/include way.
but forgot to do it. -Guido
2 Added optional excessive login logging. 3) Added login acces control on a per host/tty base. 4) See skey(1) for skey descriptions and src/usr.bin/login/README for the logging and access control features. -Guido