refcnt             71 bio.c                b->refcnt++;
refcnt             82 bio.c              if(b->refcnt == 0 && (b->flags & B_DIRTY) == 0) {
refcnt             86 bio.c                b->refcnt = 1;
refcnt            129 bio.c            b->refcnt--;
refcnt            130 bio.c            if (b->refcnt == 0) {
refcnt              6 buf.h            uint refcnt;