$ printenv GIO_EXTRA_MODULES | tr : \\n
/nix/store/i922kjr8b83ifdyfwi8fif6knrmjs146-dconf-0.40.0-lib/lib/gio/modules
/nix/store/i922kjr8b83ifdyfwi8fif6knrmjs146-dconf-0.40.0-lib/lib/gio/modules
/home/lh/.guix-home/profile/lib/gio/modules
/home/lh/.guix-home/profile/lib/gio/modules
/nix/store/di8rblply9n618k476df53fdbx373gbh-gvfs-1.52.1/lib/gio/modules
/nix/store/zd4zpqb3af9zgx7qjkvkmv87xyd2wgph-glib-networking-2.78.0/lib/gio/modules
/nix/store/i922kjr8b83ifdyfwi8fif6knrmjs146-dconf-0.40.0-lib/lib/gio/modules
| 
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