Add backward compatibility for MPTCP_ENABLED (#1) (#807)

8 years ago · 3d11e59578
1 changed files with 5 additions and 1 deletions
--- a/src/netutils.h
+++ b/src/netutils.h
@ -52,9 +52,13 @@

 #endif

-/* Define the flag MPTCP_ENABLED if not defined*/
+/* Backward compatibility for MPTCP_ENABLED between kernel 3 & 4 */
 #ifndef MPTCP_ENABLED
+#ifdef TCP_CC_INFO
 #define MPTCP_ENABLED 42
+#else
+#define MPTCP_ENABLED 26
+#endif
 #endif

 /** byte size of ip4 address */