sbrk               54 umalloc.c        p = sbrk(nu * sizeof(Header));
sbrk               23 user.h         char* sbrk(int);
sbrk             1422 usertests.c      oldbrk = sbrk(0);
sbrk             1425 usertests.c      a = sbrk(0);
sbrk             1428 usertests.c        b = sbrk(1);
sbrk             1441 usertests.c      c = sbrk(1);
sbrk             1442 usertests.c      c = sbrk(1);
sbrk             1453 usertests.c      a = sbrk(0);
sbrk             1455 usertests.c      p = sbrk(amt);
sbrk             1464 usertests.c      a = sbrk(0);
sbrk             1465 usertests.c      c = sbrk(-4096);
sbrk             1470 usertests.c      c = sbrk(0);
sbrk             1477 usertests.c      a = sbrk(0);
sbrk             1478 usertests.c      c = sbrk(4096);
sbrk             1479 usertests.c      if(c != a || sbrk(0) != a + 4096){
sbrk             1489 usertests.c      a = sbrk(0);
sbrk             1490 usertests.c      c = sbrk(-(sbrk(0) - oldbrk));
sbrk             1521 usertests.c          sbrk(BIG - (uint)sbrk(0));
sbrk             1531 usertests.c      c = sbrk(4096);
sbrk             1543 usertests.c      if(sbrk(0) > oldbrk)
sbrk             1544 usertests.c        sbrk(-(sbrk(0) - oldbrk));
sbrk             1735 usertests.c      read(fd, sbrk(0) - 1, -1);