be more consistent in terminology in comments

src/etc/login.conf

@@ -1,11 +1,11 @@
-# $OpenBSD: login.conf,v 1.17 2004/08/23 23:01:41 pvalchev Exp $
+# $OpenBSD: login.conf,v 1.18 2005/01/21 13:36:27 otto Exp $
 
 #
 # Sample login.conf file.  See login.conf(5) for details.
 #
 
 #
-# Standard authentication types:
+# Standard authentication styles:
 #
 # krb5-or-pwd	First try Kerberos V password, then local password file
 # passwd	Use only the local password file
@@ -22,10 +22,10 @@
 # token		Generic X9.9 token authentication
 #
 
-# Default authentication methods
+# Default allowed authentication styles
 auth-defaults:auth=passwd,skey:
 
-# Default authentication methods for ftp
+# Default allowed authentication styles for athentication type ftp
 auth-ftp-defaults:auth-ftp=passwd:
 
 #