queue: check if list_move is already defined

diff --git a/src/queue.h b/src/queue.h
index 74d4c84bb353db34af18e5ba8b64856515973ecf..ff221988290051f658b0548ea08f0af3ed3d7ca6 100644 (file)
--- a/src/queue.h
+++ b/src/queue.h
@@ -86,12 +86,14 @@
  * Some extra functions for LIST manipulation
  */
 
+#ifndef LIST_MOVE
 #define LIST_MOVE(newhead, oldhead, field) do {                                \
         if((oldhead)->lh_first) {                                      \
            (oldhead)->lh_first->field.le_prev = &(newhead)->lh_first;  \
        }                                                               \
         (newhead)->lh_first = (oldhead)->lh_first;                     \
-} while (0) 
+} while (0)
+#endif
 
 #define LIST_INSERT_SORTED(head, elm, field, cmpfunc) do {     \
         if(LIST_EMPTY(head)) {                                 \