Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 86636)
+++ /trunk/Config.kmk	(revision 86637)
@@ -621,6 +621,4 @@
 # Enables new LPC device implementation.
 VBOX_WITH_NEW_LPC_DEVICE = 1
-# Enables the new serial port implementation
-VBOX_WITH_NEW_SERIAL = 1
 # Enables the AMD IOMMU
 #VBOX_WITH_IOMMU_AMD = 1