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 WHAT PACKAGE DOES A FILE BELONG TO? 
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FIRST FIND OUT THE FULL PATH TO THE PROGRAM: 
which [PROGRAM NAME] 
WHAT PACKAGE DOES A FILE BELONG TO? 
dpkg -S [FULL FILENAME AND PATH TO PROGRAM] 
WHAT OTHER PROGRAMS ARE FROM THIS PACKAGE? 
dpkg -L [NAME OF PACKAGE] 
EXAMPLE: 
——– 
# which fold 
/usr/bin/fold 
# dpkg -S /usr/bin/fold 
coreutils: /usr/bin/fold 
# dpkg -L coreutils 
/. 
/bin 
/bin/cat 
/bin/chgrp 
/bin/chmod 
/bin/chown 
/bin/cp 
/bin/date 
…snip… 
/usr/bin/fold 
…snip… 
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