#%PAM-1.0 auth sufficient /lib/security/pam_unix.so shadow md5 nullok likeauth auth required /lib/security/pam_krb5afs.so use_first_pass
#%PAM-1.0 auth sufficient /lib/security/pam_unix.so shadow md5 nullok likeauth auth required /lib/security/pam_krb5afs.so use_first_pass