ngx_rbtree_key_int_t  138 core/ngx_rbtree.c         p = ((ngx_rbtree_key_int_t) node->key - (ngx_rbtree_key_int_t) temp->key
ngx_rbtree_key_int_t   16 os/unix/ngx_time.h typedef ngx_rbtree_key_int_t  ngx_msec_int_t;