I have a script that uses sh shell. I get an error in the line that uses the source command. It seems source is not included in my sh shell. If I explicitly try to run source from shell I get: sh: 1: source: not found Should I somehow install "source"? Do I have a wrong version of sh?
![source command not found in sh shell](https://cdn-ak-scissors.b.st-hatena.com/image/square/98d6f053a97a87156775f60757c60865d0f2c47d/height=288;version=1;width=512/https%3A%2F%2Fcdn.sstatic.net%2FSites%2Fstackoverflow%2FImg%2Fapple-touch-icon%402.png%3Fv%3D73d79a89bded)