--- mtools-3.9.7/devices.c.orig	Mon Jun 19 12:02:08 2000
+++ mtools-3.9.7/devices.c	Mon Jun 19 12:02:51 2000
@@ -798,7 +798,7 @@
 #endif /* __FreeBSD__ */
  
 /*** /jes -- for ALR 486 DX4/100 ***/
-#if defined(OS_netbsd)
+#if defined(OS_netbsd) || defined(OS_openbsd)
 #define predefined_devices
 struct device devices[] = {
 	{"/dev/rfd0a", 'A', FHD312},