not much use for sha1 .Xr

src/lib/libutil/bcrypt_pbkdf.3

@@ -1,4 +1,4 @@
-.\"	$OpenBSD: bcrypt_pbkdf.3,v 1.1 2013/06/03 21:07:02 tedu Exp $
+.\"	$OpenBSD: bcrypt_pbkdf.3,v 1.2 2013/06/03 21:09:52 tedu Exp $
 .\"
 .\" Copyright (c) 2012 Ted Unangst <tedu@openbsd.org>
 .\"
@@ -45,7 +45,6 @@ function returns 0 to indicate success and -1 for failure.
 .\" .Sh EXAMPLES
 .\" .Sh ERRORS
 .Sh SEE ALSO
-.Xr sha1 1 ,
 .Xr bcrypt 3
 .Sh STANDARDS
 .Rs