diff -ruN io/hpiod.orig/usbext.c io/hpiod/usbext.c
--- io/hpiod.orig/usbext.c	Sat Apr  1 16:11:45 2006
+++ io/hpiod/usbext.c	Sat Apr  1 16:10:29 2006
@@ -33,7 +33,7 @@
   int fd;
 };
 
-#if defined(__APPLE__) && defined(__MACH__)
+#if defined(__APPLE__) && defined(__MACH__) || defined(__FreeBSD__)
 
 #else
 
diff -ruN io/hpiod.orig/usbext.h io/hpiod/usbext.h
--- io/hpiod.orig/usbext.h	Sat Apr  1 16:11:45 2006
+++ io/hpiod/usbext.h	Sat Apr  1 16:05:57 2006
@@ -32,7 +32,7 @@
 #include <sys/time.h>
 #include <usb.h>
 
-#if defined(__APPLE__) && defined(__MACH__)
+#if defined(__APPLE__) && defined(__MACH__) || defined(__FreeBSD__)
 #else
 #include <linux/usbdevice_fs.h>