- ($(INSTALL) -d $(INSTALLATION_DIR$(suff)) || true) && \
- $(foreach i, $(INSTALLATION_FILES$(suff)), \
- $(INSTALL) -m 644 $(i) $(INSTALLATION_DIR$(suff))/ && ) && ) true
+ ($(INSTALLPY) -d $(DESTDIR)$(INSTALLATION_DIR$(suff)) || true) && \
+ $(INSTALLPY) -m 644 $(addprefix $(src-dir), $(INSTALLATION_FILES$(suff))) $(DESTDIR)$(INSTALLATION_DIR$(suff))/ )