echo '# Signature of the current package.' && \
echo 'm4_define([AT_PACKAGE_NAME], [$(PACKAGE_NAME)])' && \
echo 'm4_define([AT_PACKAGE_TARNAME], [$(PACKAGE_TARNAME)])' && \
echo '# Signature of the current package.' && \
echo 'm4_define([AT_PACKAGE_NAME], [$(PACKAGE_NAME)])' && \
echo 'm4_define([AT_PACKAGE_TARNAME], [$(PACKAGE_TARNAME)])' && \