diff --git a/i386-dm/hookstarget.mak b/i386-dm/hookstarget.mak
index cf4b39e..de2a670 100644
--- a/i386-dm/hookstarget.mak
+++ b/i386-dm/hookstarget.mak
@@ -1,5 +1,6 @@
+IOEMU_OS=$(shell uname -s)
 
 install-hook:
 	$(INSTALL_DIR) "$(DESTDIR)/$(bindir)"
 	$(INSTALL_DIR) "$(DESTDIR)/$(configdir)"
-	$(INSTALL_PROG) qemu-ifup "$(DESTDIR)/$(configdir)/"
+	$(INSTALL_PROG) qemu-ifup-$(IOEMU_OS) "$(DESTDIR)/$(configdir)/qemu-ifup"
diff --git a/i386-dm/qemu-ifup b/i386-dm/qemu-ifup
deleted file mode 100644
index bcbee92..0000000
--- a/i386-dm/qemu-ifup
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/sh
-
-#. /etc/rc.d/init.d/functions
-#ulimit -c unlimited
-
-echo 'config qemu network with xen bridge for ' $*
-
-bridge=$2
-
-#
-# Old style bridge setup with netloop, used to have a bridge name
-# of xenbrX, enslaving pethX and vif0.X, and then configuring
-# eth0.
-#
-# New style bridge setup does not use netloop, so the bridge name
-# is ethX and the physical device is enslaved pethX
-#
-# So if...
-#
-#   - User asks for xenbrX
-#   - AND xenbrX doesn't exist
-#   - AND there is a ethX device which is a bridge
-#
-# ..then we translate xenbrX to ethX
-#
-# This lets old config files work without modification
-#
-if [ ! -e "/sys/class/net/$bridge" ] && [ -z "${bridge##xenbr*}" ]
-then
-   if [ -e "/sys/class/net/eth${bridge#xenbr}/bridge" ]
-   then
-      bridge="eth${bridge#xenbr}"
-   fi
-fi
-
-ifconfig $1 0.0.0.0 up
-brctl addif $bridge $1 || true
diff --git a/i386-dm/qemu-ifup-Linux b/i386-dm/qemu-ifup-Linux
new file mode 100644
index 0000000..bcbee92
--- /dev/null
+++ b/i386-dm/qemu-ifup-Linux
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+#. /etc/rc.d/init.d/functions
+#ulimit -c unlimited
+
+echo 'config qemu network with xen bridge for ' $*
+
+bridge=$2
+
+#
+# Old style bridge setup with netloop, used to have a bridge name
+# of xenbrX, enslaving pethX and vif0.X, and then configuring
+# eth0.
+#
+# New style bridge setup does not use netloop, so the bridge name
+# is ethX and the physical device is enslaved pethX
+#
+# So if...
+#
+#   - User asks for xenbrX
+#   - AND xenbrX doesn't exist
+#   - AND there is a ethX device which is a bridge
+#
+# ..then we translate xenbrX to ethX
+#
+# This lets old config files work without modification
+#
+if [ ! -e "/sys/class/net/$bridge" ] && [ -z "${bridge##xenbr*}" ]
+then
+   if [ -e "/sys/class/net/eth${bridge#xenbr}/bridge" ]
+   then
+      bridge="eth${bridge#xenbr}"
+   fi
+fi
+
+ifconfig $1 0.0.0.0 up
+brctl addif $bridge $1 || true
diff --git a/i386-dm/qemu-ifup-NetBSD b/i386-dm/qemu-ifup-NetBSD
new file mode 100644
index 0000000..eee7876
--- /dev/null
+++ b/i386-dm/qemu-ifup-NetBSD
@@ -0,0 +1,3 @@
+#!/bin/sh
+ifconfig $1 up
+exec /sbin/brconfig $2 add $1