/usr/share/GNUstep/Documentation/ is in libperformance-dev 0.5.0-1.
This file is owned by root:root, with mode 0o755.
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/usr/share/GNUstep/Documentation/Performance/
/usr/share/GNUstep/Documentation/Performance/GSCache.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSCache.html
/usr/share/GNUstep/Documentation/Performance/GSFIFO.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSFIFO.html
/usr/share/GNUstep/Documentation/Performance/GSIOThreadPool.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSIOThreadPool.html
/usr/share/GNUstep/Documentation/Performance/GSLinkedList.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSLinkedList.html
/usr/share/GNUstep/Documentation/Performance/GSSkipMutableArray.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSSkipMutableArray.html
/usr/share/GNUstep/Documentation/Performance/GSThreadPool.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSThreadPool.html
/usr/share/GNUstep/Documentation/Performance/GSThroughput.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSThroughput.html
/usr/share/GNUstep/Documentation/Performance/GSTicker.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSTicker.html
/usr/share/GNUstep/Documentation/Performance/GSUniqued.gsdoc
/usr/share/GNUstep/Documentation/Performance/GSUniqued.html
/usr/share/GNUstep/Documentation/Performance/OrderedSymbolDeclarations.plist
/usr/share/GNUstep/Documentation/Performance/Performance.igsdoc
/usr/share/GNUstep/Documentation/Performance/dependencies