diff --git a/src/in_sysctl.c b/src/in_sysctl.c
index ff71b4d..faf647a 100644
--- a/src/in_sysctl.c
+++ b/src/in_sysctl.c
@@ -226,17 +226,19 @@ sysctl_read(void)
 			attr_update(e, m->attrid, rx, tx, flags);
 		}
 
-		snprintf(info_buf, sizeof(info_buf), "%u", ifm->ifm_data.ifi_mtu);
+		snprintf(info_buf, sizeof(info_buf), "%ju", (uintmax_t)ifm->ifm_data.ifi_mtu);
 		element_update_info(e, "MTU", info_buf);
 
-		snprintf(info_buf, sizeof(info_buf), "%u", ifm->ifm_data.ifi_metric);
+		snprintf(info_buf, sizeof(info_buf), "%ju", (uintmax_t)ifm->ifm_data.ifi_metric);
 		element_update_info(e, "Metric", info_buf);
 
+#ifndef __NetBSD__
 		snprintf(info_buf, sizeof(info_buf), "%u", ifm->ifm_data.ifi_recvquota);
 		element_update_info(e, "RX-Quota", info_buf);
 
 		snprintf(info_buf, sizeof(info_buf), "%u", ifm->ifm_data.ifi_xmitquota);
 		element_update_info(e, "TX-Quota", info_buf);
+#endif
 
 		element_notify_update(e, NULL);
 		element_lifesign(e, 1);