-// type of compare function for list sort operation (as in 'qsort'): it should
-// return a negative value, 0 or positive value if the first element is less
-// than, equal or greater than the second
-
-extern "C"
-{
-typedef int (* LINKAGEMODE wxSortCompareFunction)(const void *elem1, const void *elem2);
-}
-
-class WXDLLIMPEXP_BASE wxObjectListNode;