    DBENGSRT_SOT_NULL   54 dbeng/dbengsrt.c struct dbeng_sort_spec *dbeng_spec_head = DBENGSRT_SOT_NULL;
    DBENGSRT_SOT_NULL  527 dbeng/dbengsrt.c    if (rov == DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL  544 dbeng/dbengsrt.c    while(rov != DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1334 dbeng/dbengsrt.c        == DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1383 dbeng/dbengsrt.c    dbengsrt_entry->next = DBENGSRT_SOT_NULL;
    DBENGSRT_SOT_NULL 1387 dbeng/dbengsrt.c    if (dbeng_spec_head == DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1398 dbeng/dbengsrt.c    while(rov->next != DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1418 dbeng/dbengsrt.c    if (dbeng_spec_head == DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1426 dbeng/dbengsrt.c    while(rov != DBENGSRT_SOT_NULL)
    DBENGSRT_SOT_NULL 1433 dbeng/dbengsrt.c    dbeng_spec_head = DBENGSRT_SOT_NULL;
    DBENGSRT_SOT_NULL 1545 dbeng/dbengsrt.c    while(rov != DBENGSRT_SOT_NULL)