overhead_for 4418 compat/nedmalloc/malloc.c.h size_t oc = oldsize - overhead_for(oldp); overhead_for 5000 compat/nedmalloc/malloc.c.h return chunksize(p) - overhead_for(p); overhead_for 5461 compat/nedmalloc/malloc.c.h return chunksize(p) - overhead_for(p); overhead_for 145 compat/nedmalloc/nedmalloc.c return chunksize(p)-overhead_for(p);