-.config: ./scripts/config/conf prepare-tmpinfo
- @+if [ -f .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
+.config: ./scripts/config/conf prepare-tmpinfo $(if $(CONFIG_HAVE_DOT_CONFIG),,FORCE)
+ @+if [ \! -f .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \