some fixes

config.fish

@@ -28,6 +28,10 @@ if status is-interactive
 		source $HOME/.config/fish/configs/function_usefull.fish
 	end
 
+	if test -f $HOME/.config/fish/configs/env.fish
+		source $HOME/.config/fish/configs/env.fish
+	end
+
 	# ~/.config/fish/config.fish
 
 	# Get the distribution name and version