scripts/package-build/wide-dhcpv6/patches/0024-bind-to-single-socket.patch


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diff --git a/dhcp6c.c b/dhcp6c.c
index 1caaaa5..04ce9c5 100644
--- a/dhcp6c.c
+++ b/dhcp6c.c
@@ -217,6 +217,12 @@ main(argc, argv)
 			    argv[0]);
 			exit(1);
 		}
+
+        if (setsockopt(sock, SOL_SOCKET, SO_BINDTODEVICE, argv[0], strlen(argv[0])) != 0) {
+            debug_printf(LOG_ERR, FNAME, "failed to bind %s", argv[0]);
+            exit(1);
+        }
+
 		argv++;
 	}