1.1 ! bertrand 1: #include "src/rplexternals.h" ! 2: #include "sets.h" ! 3: ! 4: declareExternalFunction(union) ! 5: HEADER ! 6: declareHelpString("Union"); ! 7: numberOfArguments(2); ! 8: FUNCTION ! 9: END ! 10: endExternalFunction ! 11: