API_HEADERS = \
$(PROJECT_DIR)/include/$(PACKAGE)/sofort.h \
$(PROJECT_DIR)/include/$(PACKAGE)/sofort_api.h \
INTERNAL_HEADERS = \
$(PROJECT_DIR)/src/internal/argv/argv.h \
$(PROJECT_DIR)/src/internal/$(PACKAGE)_driver_impl.h \
ALL_HEADERS = $(API_HEADERS) $(INTERNAL_HEADERS)