ref: 4cd120c00e9285d5900c7e5a568f82ba6413cb7e
dir: /src/libc/stdlib/malloc.h/
/* minimum amount of required units */ #define NALLOC 16 typedef union header Header; union header { struct hdr { Header *next; size_t size; } h; /* most restrictive type fixes the union size for alignment */ _ALIGNTYPE most; }; extern void *_prevchunk(Header *); extern Header *_freep;