/usr/bin/x86_64-w64-mingw32-gnatbind-posix
/usr/bin/x86_64-w64-mingw32-gnatbind-win32
/usr/bin/x86_64-w64-mingw32-gnatchop-posix
/usr/bin/x86_64-w64-mingw32-gnatchop-win32
/usr/bin/x86_64-w64-mingw32-gnatclean-posix
/usr/bin/x86_64-w64-mingw32-gnatclean-win32
/usr/bin/x86_64-w64-mingw32-gnatfind-posix
/usr/bin/x86_64-w64-mingw32-gnatfind-win32
/usr/bin/x86_64-w64-mingw32-gnatkr-posix
/usr/bin/x86_64-w64-mingw32-gnatkr-win32
/usr/bin/x86_64-w64-mingw32-gnatlink-posix
/usr/bin/x86_64-w64-mingw32-gnatlink-win32
/usr/bin/x86_64-w64-mingw32-gnatls-posix
/usr/bin/x86_64-w64-mingw32-gnatls-win32
/usr/bin/x86_64-w64-mingw32-gnatmake-posix
/usr/bin/x86_64-w64-mingw32-gnatmake-win32
/usr/bin/x86_64-w64-mingw32-gnatname-posix
/usr/bin/x86_64-w64-mingw32-gnatname-win32
/usr/bin/x86_64-w64-mingw32-gnat-posix
/usr/bin/x86_64-w64-mingw32-gnatprep-posix
/usr/bin/x86_64-w64-mingw32-gnatprep-win32
/usr/bin/x86_64-w64-mingw32-gnat-win32
/usr/bin/x86_64-w64-mingw32-gnatxref-posix
/usr/bin/x86_64-w64-mingw32-gnatxref-win32
You may install this package on Debian with
apt-get
install gnat-mingw-w64-x86-64