Creating Symbolic Inputs

In the Symbolic Input dialog box, under Input Definition, do the following:

In the Name box, specify a name for the symbolic input interface.
In the Location box, specify the module where the input interface is to be created.

Under Pointed interface, do the following:

In the Name box, specify the symbolic name of the pointed interface.
Click to select a pointed interface.
In the Location box, specify the name of the module that contains the interface.
Click to select the pointed interface location.

Click OK.

An input interface is created.