| Did you know ... | Search Documentation: | 
| Predicate include_macros/3 | 
[semidet]include_macros(+M, 
+Macro, -Expanded)#import(File). It calls’$macro’/2 in M, 
but fails silently in case Macro is not defined in M 
as it may be defined in another imported macro file or further down in 
the current file.