fix an error in the class wrapper for compiling as 64-bit
fix an error in the class wrapper for compiling as 64-bit

jamoma/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore