From d5c08f78bdf45668a955c1f3d3a96f35d8c0e91b Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Wed, 19 Jul 2023 11:10:15 +0100
Subject: [ntp] Define NTP server setting

Define the IPv4 NTP server setting to simplify the use of a
DHCP-provided NTP server in scripts, using e.g.

  #!ipxe
  dhcp
  ntp ${ntp}

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/include/ipxe/dhcp.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/include/ipxe')

diff --git a/src/include/ipxe/dhcp.h b/src/include/ipxe/dhcp.h
index a1f9ee250..51349efd9 100644
--- a/src/include/ipxe/dhcp.h
+++ b/src/include/ipxe/dhcp.h
@@ -86,6 +86,9 @@ struct dhcp_packet;
 /** Maximum transmission unit */
 #define DHCP_MTU 26
 
+/** NTP servers */
+#define DHCP_NTP_SERVERS 42
+
 /** Vendor encapsulated options */
 #define DHCP_VENDOR_ENCAP 43
 
-- 
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