next_color        492 opal/class/opal_interval_tree.c     opal_interval_tree_nodecolor_t color = node->color, next_color;
next_color        496 opal/class/opal_interval_tree.c     next_color = next->color;
next_color        523 opal/class/opal_interval_tree.c         if (OPAL_INTERVAL_TREE_COLOR_BLACK == next_color) {