Build rules are used to compile each file in a project.
Global and Project build rules can be modified. New build rules can be created.
Build rules are grouped into the following hierarchy: 
    - Project - If relevant build rule found under Project, it is used.
 
    - Specific - If no relevant build rule is found under Project, then relevant build rule under
     Specific is used.
 
    - Global - if no relevant build rule is found under Project or Specific, then relevant build
     rule under Global is used.
 
    - Default - if no relevant build rule is found under Project, Specific, or Global, then
     relevant Default build rule is used.
 
   
 
Only one build rule can be active for a specific file type.
Access the Build Rules dialog using ,  or right-click on the Project view and select Edit
    Build Rules.