30 #ifndef _CALCIUM_INTERFACE_HXX_
31 #define _CALCIUM_INTERFACE_HXX_
33 #if defined(__CONST_H) || defined(__CALCIUM_H)
34 #error "The header CalciumInterface.hxx must be included before calcium.h"
38 #include "CalciumCxxInterface.hxx"
45 #include "CalciumCInterface.hxx"