* meta/Makefile.am (guile-config): New target.
(EXTRA_DIST): Add `guile-config.in'.
* meta/guile-config.in: New, formerly `guile-config'. Use the right
installed `guile', with the right $PKG_CONFIG_PATH. Disable
auto-compilation.
(%pkg-config-program): New variable.
(pkg-config): Use it.