linking against installed libraries or finding installed headers except
for those that are explicitly linked into ${BUILDLINK_INCDIR} and
${BUILDLINK_LIBDIR}.
* Fix `define' so that it tracks bound variables and ignores
shadowed keywords when traversing code
* Added checks to compilation process for the kind of missing
shared-library problems that many people see
* Fixed the `install-aliases' shell script
libintl for i18n needs. Changes since version 0.12.4 are *lots* of bug
fixes, module namespace reorganization, several _incompatible_ VM changes,
and the addition of several new modules, including a safe-interpreter for
untrusted bytecodes.
Add a new USE_LIBTOOL definition that uses the libtool package instead of
pkglibtool which is now considered outdated.
USE_PKGLIBTOOL is available for backwards compatibility with old packages
but is deprecated for new packages.