ngx_slab_junk      96 src/core/ngx_slab.c     ngx_slab_junk(p, size);
ngx_slab_junk     617 src/core/ngx_slab.c         ngx_slab_junk(p, size << ngx_pagesize_shift);
ngx_slab_junk     628 src/core/ngx_slab.c     ngx_slab_junk(p, size);