K 10 svn:author V 3 bms K 8 svn:date V 27 2013-11-10T19:41:04.617692Z K 7 svn:log V 320 Document the RB_FOREACH_FROM() and RB_FOREACH_REVERSE_FROM() macros. These are largely syntactic sugar. However, they improve code readability where an RB_FOREACH() or RB_FOREACH_REVERSE() traversal has been interrupted and must be resumed. Performance is improved by avoiding unnecessary traversal from the head node. END