Step 4: provision Samba4
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-The "provision" step sets up a basic user database.
+The "provision" step sets up a basic user database. Make sure your smbscript
+binary is installed in a directory listed in your PATH environment variable.
+It is presumed it's available just like any other commands from your shell.
$ cd source
$ ./setup/provision --realm=YOUR.REALM --domain=YOURDOM --adminpass=SOMEPASSWORD