-# no bashisms so it can be used in debian profile run by dash
-# --start adds to start of path, which will give it highest priority
-# --ifexists will add to path only if the directory exists
+# Copyright (C) 2016 Ian Kelling
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+# http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+# avoiding bashisms so it can be used in edge cases where I don't have bash,
+# however, I'm not super confident that I've avoided them all
+#