summaryrefslogtreecommitdiff
path: root/examples/device
diff options
context:
space:
mode:
Diffstat (limited to 'examples/device')
-rw-r--r--examples/device/net_lwip_webserver/src/lwipopts.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/examples/device/net_lwip_webserver/src/lwipopts.h b/examples/device/net_lwip_webserver/src/lwipopts.h
index a215017c7..639619f63 100644
--- a/examples/device/net_lwip_webserver/src/lwipopts.h
+++ b/examples/device/net_lwip_webserver/src/lwipopts.h
@@ -49,7 +49,9 @@
#define TCP_MSS (1500 /*mtu*/ - 20 /*iphdr*/ - 20 /*tcphhr*/)
#define TCP_SND_BUF (2 * TCP_MSS)
+#ifndef TCP_WND
#define TCP_WND (TCP_MSS)
+#endif
#define ETHARP_SUPPORT_STATIC_ENTRIES 1