forw 1984 ufs/ffs/ffs_alloc.c int i, start, end, forw, back, map, bit; forw 2017 ufs/ffs/ffs_alloc.c forw = i - start; forw 2043 ufs/ffs/ffs_alloc.c i = back + forw + 1; forw 2049 ufs/ffs/ffs_alloc.c if (forw > 0) forw 2050 ufs/ffs/ffs_alloc.c sump[forw] -= cnt;