D41072.1794459131.diff
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	diff --git a/sys/sys/queue.h b/sys/sys/queue.h
	--- a/sys/sys/queue.h
	+++ b/sys/sys/queue.h
	@@ -111,7 +111,7 @@
	* _INSERT_TAIL - - + +
	* _CONCAT s s + +
	* _REMOVE_AFTER + - + -
	- * _REMOVE_HEAD + - + -
	+ * _REMOVE_HEAD + + + +
	* _REMOVE s + s +
	* _SWAP + + + +
	*
	@@ -596,6 +596,9 @@
	__containerof((elm)->field.le_prev, \
	QUEUE_TYPEOF(type), field.le_next))

	+#define LIST_REMOVE_HEAD(head, field) \
	+ LIST_REMOVE(LIST_FIRST(head), field)
	+
	#define LIST_REMOVE(elm, field) do { \
	QMD_SAVELINK(oldnext, (elm)->field.le_next); \
	QMD_SAVELINK(oldprev, (elm)->field.le_prev); \
	@@ -842,6 +845,9 @@
	((elm)->field.tqe_prev == &(head)->tqh_first ? NULL : \
	__containerof((elm)->field.tqe_prev, QUEUE_TYPEOF(type), field.tqe_next))

	+#define TAILQ_REMOVE_HEAD(head, field) \
	+ TAILQ_REMOVE(head, TAILQ_FIRST(head), field)
	+
	#define TAILQ_REMOVE(head, elm, field) do { \
	QMD_SAVELINK(oldnext, (elm)->field.tqe_next); \
	QMD_SAVELINK(oldprev, (elm)->field.tqe_prev); \