CHECK_ENVIRONMENT, BUILDCHECK_ENVIRONMENT, INSTALLCHECK_ENVIRONMENT.
CHECK_ENVIRONMENT, BUILDCHECK_ENVIRONMENT, INSTALLCHECK_ENVIRONMENT.

	* build-aux/init.mk (CHECK_ENVIRONMENT, BUILDCHECK_ENVIRONMENT)
	(INSTALLCHECK_ENVIRONMENT): New.

aldebaran/libport,aldebaran/libport,aldebaran/libport,aldebaran/libport,aldebaran/libport