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-rw-r--r--sys/netinet/in.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/netinet/in.h b/sys/netinet/in.h
index 09fb134..09fd395 100644
--- a/sys/netinet/in.h
+++ b/sys/netinet/in.h
@@ -366,6 +366,7 @@ __END_DECLS
#define IP_RECVOPTS 5 /* bool; receive all IP opts w/dgram */
#define IP_RECVRETOPTS 6 /* bool; receive IP opts for response */
#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/dgram */
+#define IP_SENDSRCADDR IP_RECVDSTADDR /* cmsg_type to set src addr */
#define IP_RETOPTS 8 /* ip_opts; set/get IP options */
#define IP_MULTICAST_IF 9 /* u_char; set/get IP multicast i/f */
#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */
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