Index: sys/dev/netmap/netmap_kern.h
===================================================================
--- sys/dev/netmap/netmap_kern.h	(revision 356705)
+++ sys/dev/netmap/netmap_kern.h	(working copy)
@@ -74,7 +74,6 @@
 #define WITH_PIPES
 #define WITH_MONITOR
 #define WITH_GENERIC
-#define WITH_PTNETMAP	/* ptnetmap guest support */
 #define WITH_EXTMEM
 #define WITH_NMNULL
 #endif
Index: sys/net/netmap_virt.h
===================================================================
--- sys/net/netmap_virt.h	(revision 356705)
+++ sys/net/netmap_virt.h	(working copy)
@@ -44,8 +44,8 @@
 /* PCI identifiers and PCI BARs for ptnetmap-memdev and ptnet. */
 #define PTNETMAP_MEMDEV_NAME            "ptnetmap-memdev"
 #define PTNETMAP_PCI_VENDOR_ID          0x1b36  /* QEMU virtual devices */
-#define PTNETMAP_PCI_DEVICE_ID          0x000c  /* memory device */
-#define PTNETMAP_PCI_NETIF_ID           0x000d  /* ptnet network interface */
+#define PTNETMAP_PCI_DEVICE_ID          0xcccc  /* memory device */
+#define PTNETMAP_PCI_NETIF_ID           0xdddd  /* ptnet network interface */
 #define PTNETMAP_IO_PCI_BAR             0
 #define PTNETMAP_MEM_PCI_BAR            1
 #define PTNETMAP_MSIX_PCI_BAR           2