fixed a compilation failure on linux

1 files changed, 23 insertions, 24 deletions

diff --git a/common.h b/common.h
index 03477cf..194829d 100644
--- a/common.h
+++ b/common.h
@@ -47,24 +47,43 @@
 #ifndef TAILQ_EMPTY
 #define	TAILQ_EMPTY(head) ((head)->tqh_first == NULL)
 #endif
+
+/* and linux *_FIRST and *_NEXT */
+#ifndef LIST_EMPTY
+#define	LIST_EMPTY(head)	((head)->lh_first == NULL)
+#endif
+#ifndef LIST_FIRST
+#define	LIST_FIRST(head)	((head)->lh_first)
+#endif
+#ifndef LIST_NEXT
+#define	LIST_NEXT(elm, field)	((elm)->field.le_next)
+#endif
+#ifndef LIST_FOREACH
+#define	LIST_FOREACH(var, head, field)					\
+	for ((var) = LIST_FIRST((head));				\
+	    (var);							\
+	    (var) = LIST_NEXT((var), field))
+#endif
+#ifndef TAILQ_FIRST
+#define	TAILQ_FIRST(head)	((head)->tqh_first)
+#endif
 #ifndef TAILQ_LAST
 #define	TAILQ_LAST(head, headname)					\
 	(*(((struct headname *)((head)->tqh_last))->tqh_last))
 #endif
-#ifndef TAILQ_NEXT
-#define	TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
-#endif
 #ifndef TAILQ_PREV
 #define	TAILQ_PREV(elm, headname, field)				\
 	(*(((struct headname *)((elm)->field.tqe_prev))->tqh_last))
 #endif
+#ifndef TAILQ_NEXT
+#define	TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
+#endif
 #ifndef TAILQ_FOREACH
 #define	TAILQ_FOREACH(var, head, field)					\
 	for ((var) = TAILQ_FIRST((head));				\
 	    (var);							\
 	    (var) = TAILQ_NEXT((var), field))
 #endif
-
 #ifndef TAILQ_FOREACH_REVERSE
 #define	TAILQ_FOREACH_REVERSE(var, head, headname, field)		\
 	for ((var) = TAILQ_LAST((head), headname);			\
@@ -72,26 +91,6 @@
 	    (var) = TAILQ_PREV((var), headname, field))
 #endif
 
-/* and linux *_FIRST and *_NEXT */
-#ifndef LIST_FIRST
-#define	LIST_FIRST(head)	((head)->lh_first)
-#endif
-#ifndef LIST_NEXT
-#define	LIST_NEXT(elm, field)	((elm)->field.le_next)
-#endif
-#ifndef TAILQ_FIRST
-#define	TAILQ_FIRST(head)	((head)->tqh_first)
-#endif
-#ifndef TAILQ_NEXT
-#define	TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
-#endif
-#ifndef LIST_FOREACH
-#define	LIST_FOREACH(var, head, field)					\
-	for ((var) = LIST_FIRST((head));				\
-	    (var);							\
-	    (var) = LIST_NEXT((var), field))
-#endif
-
 
 #ifndef SO_REUSEPORT
 #define SO_REUSEPORT SO_REUSEADDR