Support for DragonFly BSD (Hasso Tepper)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6746 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/net.c b/net.c
index 1efa810..bfd1bd4 100644
--- a/net.c
+++ b/net.c
@@ -54,7 +54,7 @@
 #include <sys/select.h>
 #ifdef _BSD
 #include <sys/stat.h>
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__DragonFly__)
 #include <libutil.h>
 #else
 #include <util.h>