# dependent of "check" by default. However, some of us do occasionally
# commit a temporary change that deliberately points to a non-public
# submodule commit, and want to be able to use rules like "make check".
-# In that case, run e.g., "make check GL_PUBLIC_SUBMODULE_COMMIT="
+# In that case, run e.g., "make check gl_public_submodule_commit="
# to disable this test.
-GL_PUBLIC_SUBMODULE_COMMIT ?= public-submodule-commit
-check: $(GL_PUBLIC_SUBMODULE_COMMIT)
+gl_public_submodule_commit ?= public-submodule-commit
+check: $(gl_public_submodule_commit)
.PHONY: alpha beta stable
ALL_RECURSIVE_TARGETS += alpha beta stable