Changing it to build.sh opens the file in text edit.
Opening it in terminal also didn’t seem to work. It does this:
Last login: Sun Oct 19 19:54:24 on ttyp2
Welcome to Darwin!
~ kids$ /Users/kids/Desktop/build; exit
/Users/kids/Desktop/build: line 4: mtasc: command not found FAILED: mtasc
Typing ./build after getting to the directory where it is stored did not work either. It came up with exactly the same as above. (execpt ‘logout [process completed]’ didn’t appear.