From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 20 Apr 2018 14:18:09 +0000 (+0200)
Subject: missing: add IPV4_MIN_MTU
X-Git-Tag: v239~350^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4d7c3570a6cd057cb131d53c19edae8258ed914f;p=thirdparty%2Fsystemd.git

missing: add IPV4_MIN_MTU

Similar to IPV6_MIN_MTU, let's add the same for IPv4.
---

diff --git a/src/basic/missing.h b/src/basic/missing.h
index 953b0f413e2..9fe750ae288 100644
--- a/src/basic/missing.h
+++ b/src/basic/missing.h
@@ -1057,6 +1057,10 @@ struct input_mask {
 #define IPV6_MIN_MTU 1280
 #endif
 
+#ifndef IPV4_MIN_MTU
+#define IPV4_MIN_MTU 68
+#endif
+
 #ifndef IFF_MULTI_QUEUE
 #define IFF_MULTI_QUEUE 0x100
 #endif