PINUSE_BIT        457 lj_alloc.c     #define INUSE_BITS		(PINUSE_BIT|CINUSE_BIT)
PINUSE_BIT        464 lj_alloc.c     #define pinuse(p)		((p)->head & PINUSE_BIT)
PINUSE_BIT        467 lj_alloc.c     #define clear_pinuse(p)		((p)->head &= ~PINUSE_BIT)
PINUSE_BIT        479 lj_alloc.c     #define next_pinuse(p)	((next_chunk(p)->head) & PINUSE_BIT)
PINUSE_BIT        487 lj_alloc.c       ((p)->head = (s|PINUSE_BIT), set_foot(p, s))
PINUSE_BIT        494 lj_alloc.c       (!((p)->head & PINUSE_BIT) && ((p)->prev_foot & IS_DIRECT_BIT))
PINUSE_BIT        673 lj_alloc.c       ((p)->head = (((p)->head & PINUSE_BIT)|s|CINUSE_BIT),\
PINUSE_BIT        674 lj_alloc.c       ((mchunkptr)(((char *)(p)) + (s)))->head |= PINUSE_BIT)
PINUSE_BIT        678 lj_alloc.c       ((p)->head = (s|PINUSE_BIT|CINUSE_BIT),\
PINUSE_BIT        679 lj_alloc.c       ((mchunkptr)(((char *)(p)) + (s)))->head |= PINUSE_BIT)
PINUSE_BIT        683 lj_alloc.c       ((p)->head = (s|PINUSE_BIT|CINUSE_BIT))
PINUSE_BIT        896 lj_alloc.c       p->head = psize | PINUSE_BIT;
PINUSE_BIT        927 lj_alloc.c         q->head = tsize | PINUSE_BIT;
PINUSE_BIT       1045 lj_alloc.c           r->head = rsize | PINUSE_BIT;
PINUSE_BIT       1250 lj_alloc.c         msp->head = (msize|PINUSE_BIT|CINUSE_BIT);
PINUSE_BIT       1349 lj_alloc.c         r->head = rsize | PINUSE_BIT;
PINUSE_BIT       1389 lj_alloc.c     	p->head = tsize | PINUSE_BIT;
PINUSE_BIT       1458 lj_alloc.c           newtop->head = newtopsize |PINUSE_BIT;