it's vm.swapencrypt.enable now.

src/etc/sysctl.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: sysctl.conf,v 1.17 2000/05/19 16:53:18 mickey Exp $
+#	$OpenBSD: sysctl.conf,v 1.18 2000/06/14 16:57:44 provos Exp $
 # This files contains a list of sysctl options the user wants set at
 # boot time.
 # ie.
@@ -11,6 +11,6 @@
 #ddb.panic=0			# 0=Do not drop into ddb on a kernel panic
 #ddb.console=1			# 1=Permit entry of ddb from the console
 #fs.posix.setuid=0		# 0=Traditional BSD chown() semantics
-#vm.swapencrypt=1		# 1=Encrypt pages that go to swap
+#vm.swapencrypt.enable=1	# 1=Encrypt pages that go to swap
 #net.inet.ip.ipsec-acl=0	# 0=disable IPsec ingress ACL checking
 #vfs.nfs.iothreads=4		# number of nfsio kernel threads