/usr/ is in libpreferencepanes-dev 1.2.0-2.
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/usr/include/
/usr/include/GNUstep/
/usr/include/GNUstep/Frameworks/
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/Versions/
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/PreferencePanes.h
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/NSPreferencePane.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libpreferencepanes-dev/
/usr/share/doc/libpreferencepanes-dev/copyright
/usr/lib/
/usr/lib/GNUstep/
/usr/lib/GNUstep/Frameworks/
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/
/usr/include/GNUstep/PreferencePanes
/usr/include/GNUstep/Frameworks/PreferencePanes.framework/Headers
/usr/share/doc/libpreferencepanes-dev/changelog.Debian.gz
/usr/lib/libPreferencePanes.so
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/libPreferencePanes.so
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/libPreferencePanes.so
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/PreferencePanes
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/1/Headers
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Versions/Current
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/PreferencePanes
/usr/lib/GNUstep/Frameworks/PreferencePanes.framework/Headers