#unknown system 
Feb 15 16:08:14 triumph PAM-securetty[741]: Couldn't open /etc/securetty
Jan 26 21:01:23 test100 PAM-securetty[284]: Couldn't open /etc/securetty
#Red hat
Nov  7 21:01:17 enigma PAM-securetty[975]: Couldn't open /etc/securetty
Apr 19 17:06:03 ecos2 PAM-securetty[1203]: Couldn't open /etc/securetty