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Text File  |  1990-07-22  |  523b  |  18 lines
  1.  
  2.      /* check parent block */
  3.      if  ( 
  4.              blk[BN]->pt.parent < 1 || 
  5.              blk[blk[BN]->pt.parent] == NULL ||
  6.                 ( 
  7.                 (int) blk[blk[BN]->pt.parent]->u.fn < FN_XCLASS &&
  8.                 (int) blk[BN]->pt.mode != 0 &&
  9.                 (int) blk[blk[BN]->pt.parent]->u.mode != 0 &&
  10.                 (int) blk[BN]->pt.mode !=
  11.                     (int) blk[blk[BN]->pt.parent]->u.mode)
  12.                 )
  13.           ) 
  14.           {
  15.           del = TRUE:
  16.           }è
  17.  
  18.