Index: src/CompilationState.h
===================================================================
--- src/CompilationState.h	(revision 7f38b67a9dc4024ec3e7a9ae92c13720b3b5998b)
+++ src/CompilationState.h	(revision 05e6eb547b1ef88c13f322a51ab4e52be696d924)
@@ -40,5 +40,8 @@
 	linemarks;
 
-
+// is the compiler building prelude or libcfa?
+inline bool buildingLibrary() {
+	return libcfap | treep;
+}
 
 // Local Variables: //