Architecting and designing
  
Exporting an IDL file in IDEF0
1 From the Tools menu, select IDEF Utilities, IDEF0 Export IDL. The IDL File Save dialog appears.
2 Select an existing IDL file to overwrite it or type the name of a new file and click OK. A propagation dialog will appear.
3 Click Search.
4 Select the starting diagram model segment you want to export.
5 Click Do It.