1 files changed, 3 insertions, 0 deletions

diff --git a/networking/udhcp/options.h b/networking/udhcp/options.h
index 1fded2ef4..dccaa2af9 100644
--- a/networking/udhcp/options.h
+++ b/networking/udhcp/options.h
@@ -4,6 +4,8 @@
 
 #include "packet.h"
 
+#include "config.h"
+
 #define TYPE_MASK       0x0F
 
 enum {
@@ -20,6 +22,7 @@ enum {
 
 #define OPTION_REQ      0x10 /* have the client request this option */
 #define OPTION_LIST     0x20 /* There can be a list of 1 or more of these */
+#define OPTION_PREFIX   0x40 /* ip wants a prefix instead of a ip for subnet */
 
 struct dhcp_option {
         char name[10];