extern void context_setPreprocessing (void) /*@modifies internalState@*/;
extern void context_clearPreprocessing (void) /*@modifies internalState@*/;
extern bool context_isPreprocessing (void) /*@*/;
extern void context_setPreprocessing (void) /*@modifies internalState@*/;
extern void context_clearPreprocessing (void) /*@modifies internalState@*/;
extern bool context_isPreprocessing (void) /*@*/;