[syslinux:lwip] pxe: remove non-lwIP definition of DNS_MAX_SERVERS

[syslinux-bot for H. Peter Anvin]

Commit-ID:  6e57f2115b84c073ccc94de55cf0e7367335c422
Gitweb:     http://syslinux.zytor.com/commit/6e57f2115b84c073ccc94de55cf0e7367335c422
Author:     H. Peter Anvin <hpa at zytor.com>
AuthorDate: Mon, 25 Apr 2011 17:30:59 -0700
Committer:  H. Peter Anvin <hpa at zytor.com>
CommitDate: Mon, 25 Apr 2011 17:30:59 -0700

pxe: remove non-lwIP definition of DNS_MAX_SERVERS

There is only need for one definition of DNS_MAX_SERVERS, and it needs
to be the one in lwIP, so use it everywhere.

Furthermore, there is no longer any need for us to define
DNS_MAX_PACKET.

Signed-off-by: H. Peter Anvin <hpa at zytor.com>


---
 core/fs/pxe/dhcp_option.c |    1 +
 core/fs/pxe/pxe.c         |    1 +
 core/fs/pxe/pxe.h         |    4 ----
 3 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/core/fs/pxe/dhcp_option.c b/core/fs/pxe/dhcp_option.c
index 47031fa..68f1ebe 100644
--- a/core/fs/pxe/dhcp_option.c
+++ b/core/fs/pxe/dhcp_option.c
@@ -2,6 +2,7 @@
 #include <string.h>
 #include <core.h>
 #include <sys/cpu.h>
+#include <lwip/opt.h>		/* DNS_MAX_SERVERS */
 #include "pxe.h"
 
 char LocalDomain[256];
diff --git a/core/fs/pxe/pxe.c b/core/fs/pxe/pxe.c
index 858f573..7ac3519 100644
--- a/core/fs/pxe/pxe.c
+++ b/core/fs/pxe/pxe.c
@@ -8,6 +8,7 @@
 #include <lwip/api.h>
 #include <lwip/dns.h>
 #include <lwip/tcpip.h>
+#include <lwip/opt.h>
 #include "pxe.h"
 #include "thread.h"
 #include "url.h"
diff --git a/core/fs/pxe/pxe.h b/core/fs/pxe/pxe.h
index 8228def..94bc58d 100644
--- a/core/fs/pxe/pxe.h
+++ b/core/fs/pxe/pxe.h
@@ -33,10 +33,6 @@
 #define BOOTP_OPTION_MAGIC  htonl(0x63825363)
 #define MAC_MAX 32
 
-/* Defines for DNS */
-#define DNS_MAX_PACKET	512			/* Defined by protocol */
-#define DNS_MAX_SERVERS 4			/* Max no of DNS servers */
-
 /*
  * structures
  */