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Always return?

  if ( size >= (-1 - HEAP_BLOCK_USED_OVERHEAD) )
      return( NULL );

This is a sentence in heapallocate.c. I think size is more than 0, and (-1-HEAP_BLOCK_USED_OVERHEAD) equals -9. Then the routine will be returned. Is what I think right? However, should the routine exit here?


?????     ???shannon
??????????2003-09-18