To set IMS project properties

From the Solution Explorer, double-click Properties under your IMS project.
Expand Micro Focus > Project Settings > IMS.
Use the Browse buttons to select a directory for your generated files (default is ???) and your IMS database (default is ???).
Click PSB Settings, DBD Settings, and MFS Settings to set properties for each.
Note: To specify additional or non-default compiler directives, type them into the Additional Directives box, separating each by a space.
Click OK, and close the Properties window.