heap_page_body    686 gc.c           #define GET_PAGE_BODY(x)   ((struct heap_page_body *)((bits_t)(x) & ~(HEAP_PAGE_ALIGN_MASK)))
heap_page_body   1478 gc.c               struct heap_page_body *page_body = 0;
heap_page_body   1483 gc.c               page_body = (struct heap_page_body *)aligned_malloc(HEAP_PAGE_ALIGN, HEAP_PAGE_SIZE);