nix-env -p $(PROFILE) --delete-generations $(GEN)
$(MAKE) ssh-eldiron SSH_ARGS="nix-env -p /nix/var/nix/profiles/system --delete-generations $(GEN)"
$(MAKE) ssh-dilion SSH_ARGS="nix-env -p /nix/var/nix/profiles/system --delete-generations $(GEN)"
nix-env -p $(PROFILE) --delete-generations $(GEN)
$(MAKE) ssh-eldiron SSH_ARGS="nix-env -p /nix/var/nix/profiles/system --delete-generations $(GEN)"
$(MAKE) ssh-dilion SSH_ARGS="nix-env -p /nix/var/nix/profiles/system --delete-generations $(GEN)"