--- libeio/eio.c	2010/01/02 14:11:32	1.48
+++ libeio/eio.c	2010/01/02 14:24:32	1.49
@@ -972,7 +972,11 @@
 
   if (res <  0
       && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK
-          || errno == ENOTSUP || errno == EOPNOTSUPP /* BSDs */
+          /* BSDs */
+#ifdef ENOTSUP /* sigh, if the steenking pile called openbsd would only try to at least compile posix code... */
+          || errno == ENOTSUP
+#endif
+          || errno == EOPNOTSUPP /* BSDs */
 #if __solaris
           || errno == EAFNOSUPPORT || errno == EPROTOTYPE
 #endif