ndvpjo (text, doesn't expire)
$ ./diffsectors SECTORS40.lmp SECTORS43.lmp 

<<<  idx 962      flr -120     cei -8       ftx MFLR8_1  ctx CEIL5_2  lig 128                               
>>>  idx 962      flr -168     cei -168     ftx FWATER1  ctx F_SKY1   lig 144                               


<<<  idx 986                                ftx NUKAGE1                                                     
>>>  idx 986                                ftx FWATER1                                                     


<<<  idx 1058     flr 0        cei 0        ftx -        ctx -        lig 0                                 
>>>  idx 1058     flr -8       cei 120      ftx FLAT5_1  ctx RROCK12  lig 160                               


<<<  idx 1059     flr 0        cei 0        ftx -        ctx -        lig 0                                 
>>>  idx 1059     flr -8       cei -8       ftx FLAT5_1  ctx NFMTWL01 lig 160                               


<<<  idx 1060                  cei 0        ftx -        ctx -        lig 0                     tag 0       
>>>  idx 1060                  cei 128      ftx MFLR8_1  ctx MFLR8_1  lig 160                   tag 56      


<<<  idx 1120                  cei 128      ftx MFLR8_1  ctx MFLR8_1                            tag 56      
>>>  idx 1120                  cei 66       ftx CEIL5_2  ctx CEIL5_2                            tag 0       


<<<  idx 1121                  cei 128      ftx MFLR8_1  ctx MFLR8_1                            tag 56      
>>>  idx 1121                  cei 66       ftx CEIL5_2  ctx CEIL5_2                            tag 0