membag
static struct membag membag[NMEMBAG];
struct membag *m;
m = &membag[cur_membag];
m = &membag[cur_membag];
if (membag[i].ptrs == NULL)
for (j = 0; j < membag[i].slot; j++)
free(membag[i].ptrs[j]);
free(membag[i].ptrs);
membag[i].ptrs = NULL;
membag[i].slot = membag[i].total = 0;