Virtual package gfortran-mod-15 is provided by:
dpkg-query: no packages found matching flang-15 dpkg-query: no packages found matching flang-16 dpkg-query: no packages found matching gfortran-11 ||/ Name Version Architecture +++-===========-==========-==================================== ii gfortran 4:12.2.0-3 amd64 GNU Fortran 95 compiler ii gfortran-12 12.2.0-14 amd64 GNU Fortran compiler 2 packages