#define DUMPV(fmt,pfx,v) fprintf(f, " " #v "=" fmt, pfx v);
-#define FOR_CONN(conn) \
- for ((conn)=LIST_HEAD(conns); (conn); (conn)=LIST_NEXT((conn)))
+#define FOR_LIST_NODE(nodevar, list) \
+ for ((nodevar)=LIST_HEAD(list); (nodevar); (nodevar)=LIST_NEXT((nodevar)))
+
+#define FOR_CONN(conn) FOR_LIST_NODE(conn, conns)
/*----- doubly linked lists -----*/