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-rw-r--r--src/include/gpxe/dhcp.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/include/gpxe/dhcp.h b/src/include/gpxe/dhcp.h
index 43bccf185..18baa86ad 100644
--- a/src/include/gpxe/dhcp.h
+++ b/src/include/gpxe/dhcp.h
@@ -432,6 +432,13 @@ struct dhcphdr {
/** Opcode for a reply from server to client */
#define BOOTP_REPLY 2
+/** BOOTP reply must be broadcast
+ *
+ * Clients that cannot accept unicast BOOTP replies must set this
+ * flag.
+ */
+#define BOOTP_FL_BROADCAST 0x8000
+
/** DHCP magic cookie */
#define DHCP_MAGIC_COOKIE 0x63825363UL