Lines Matching defs:overhead
72 * The overhead on a block is at least 4 bytes. When free, this space
81 union overhead {
82 union overhead *ov_next; /* when free */
110 * smallest allocatable block is 8 bytes. The overhead information
114 static union overhead *nextf[NBUCKETS];
132 static int findbucket(union overhead *, int);
180 union overhead *op;
194 op = (union overhead *)(void *)sbrk(0);
274 union overhead *op;
297 op = (union overhead *)(void *)sbrk((int)amt);
308 (union overhead *)(void *)((caddr_t)(void *)op+(size_t)sz);
317 union overhead *op;
321 op = (union overhead *)(void *)((caddr_t)cp - sizeof (union overhead));
361 union overhead *op;
371 op = (union overhead *)(void *)((caddr_t)cp - sizeof (union overhead));
446 findbucket(union overhead *freep, int srchlen)
448 union overhead *p;
474 union overhead *p;