Switch from getting LDFLAGS and CPPFLAGS from the environment to the Makefile. This is to avoid a problem that inconsistently comes up where the environment variable is unset while the Makefile clearly has the values set and are used during ``make``.
Switch from getting LDFLAGS and CPPFLAGS from the environment to the Makefile.
This is to avoid a problem that inconsistently comes up where the environment
variable is unset while the Makefile clearly has the values set and are used
during ``make``.

Closes bug #1081045.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator