# HG changeset patch
# User Roy Marples <roy@marples.name>
# Date 1600851587 -3600
# Node ID 42eb9ab2e771642d1c288e344cae19913dc71bf6
# Parent  d7a479ba0acb7ba8d9895f921feb8e77aadd6a11
BSD: Of course DragonFly does SIOCGIFDATA differently..

diff -r d7a479ba0acb -r 42eb9ab2e771 src/if-bsd.c
--- a/src/if-bsd.c	Wed Sep 23 09:31:24 2020 +0100
+++ b/src/if-bsd.c	Wed Sep 23 09:59:47 2020 +0100
@@ -382,18 +382,28 @@
 if_carrier(struct interface *ifp)
 {
 	int carrier = if_carrier0(ifp);
+
 #ifdef SIOCGIFDATA
-	struct ifdatareq ifdr = { .ifdr_data.ifi_link_state = 0 };
-	struct if_data *ifdata;
-
 	if (carrier != LINK_UNKNOWN)
 		return carrier;
 
+#ifdef __DragonFly__
+	struct if_data ifd = { .ifi_link_state = 0 };
+	struct ifreq ifr = { .ifr_data = &ifd };
+	struct if_data *ifdata = &ifd;
+
+	strlcpy(ifr.ifr_name, ifp->name, sizeof(ifr.ifr_name));
+	if (ioctl(ifp->ctx->pf_inet_fd, SIOCGIFDATA, &ifr) == -1)
+		return LINK_UNKNOWN;
+#else
+	struct ifdatareq ifdr = { .ifdr_data.ifi_link_state = 0 };
+	struct if_data *ifdata = &ifdr.ifdr_data;
+
 	strlcpy(ifdr.ifdr_name, ifp->name, sizeof(ifdr.ifdr_name));
 	if (ioctl(ifp->ctx->pf_inet_fd, SIOCGIFDATA, &ifdr) == -1)
 		return LINK_UNKNOWN;
+#endif
 
-	ifdata = &ifdr.ifdr_data;
 	switch (ifdata->ifi_link_state) {
 	case LINK_STATE_DOWN:
 		return LINK_DOWN;