gfortran-7-multilib-x86-64-linux-gnu 7.5.0-3ubuntu1~18.04cross1 (arm64 binary) in ubuntu bionic

 This is the GNU Fortran compiler, which compiles Fortran on platforms
 supported by the gcc compiler.
 .
 This is a dependency package, depending on development packages
 for the non-default multilib architecture(s).