NGX_SLAB_EXACT    271 src/core/ngx_slab.c                             page->prev = NGX_SLAB_EXACT;
NGX_SLAB_EXACT    367 src/core/ngx_slab.c             page->prev = (uintptr_t) &slots[slot] | NGX_SLAB_EXACT;
NGX_SLAB_EXACT    519 src/core/ngx_slab.c     case NGX_SLAB_EXACT:
NGX_SLAB_EXACT    538 src/core/ngx_slab.c                 page->prev = (uintptr_t) &slots[slot] | NGX_SLAB_EXACT;
NGX_SLAB_EXACT    539 src/core/ngx_slab.c                 page->next->prev = (uintptr_t) page | NGX_SLAB_EXACT;