/usr/share/man/man1/ is in gnat-8-powerpc-linux-gnuspe 8-20180414-1ubuntu2cross1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/man/man1/powerpc-linux-gnuspe-gnatkr-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatkr.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatlink-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnat-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnat.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatbind-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatbind.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatchop-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatchop.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatclean-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatclean.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatfind-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatfind.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatgcc.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnathtml-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnathtml.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatlink.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatls-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatls.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatmake-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatmake.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatname-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatname.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatprep-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatprep.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatxref-8.1.gz
/usr/share/man/man1/powerpc-linux-gnuspe-gnatxref.1.gz