config: Fix RA interface config being overwritten

[project/odhcpd.git] / src / odhcpd.h

diff --git a/src/odhcpd.h b/src/odhcpd.h
index 3e8fc3e..e322ebd 100644 (file)
--- a/src/odhcpd.h
+++ b/src/odhcpd.h
@@ -44,6 +44,8 @@
 #define RELAYD_BUFFER_SIZE 8192
 #define RELAYD_MAX_PREFIXES 8
 
+#define INFINITE_VALID(x) ((x) == 0)
+
 #define _unused __attribute__((unused))
 #define _packed __attribute__((packed))