/usr/share/doc/dx/help/dxall565 is in dx-doc 1:4.4.4-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 | #!F-adobe-helvetica-medium-r-normal--18*
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#!CSeaGreen #!N #!Rall564 Common
Problems #!N #!EC #!N #!N #!N #!F-adobe-times-medium-i-normal--18* Next Topic #!EF #!N
#!N #!Lall565,dxall566 h Debugging #!EL #!N #!F-adobe-times-medium-i-normal--18* #!N
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