ldd Pianoteq\ 6 readelf -a Pianoteq\ 6 | grep "Requesting program interpreter" [Requesting program interpreter: /lib64/ld-linux-x86-64.so.2]
ls /nix/store/ | grep glibc ls /nix/store/ | grep glibc-2.27
or
nix-locate -w ld-linux-x86-64
or run nix-shell pianoteqShell.nix
cat