* tests/install/strip-program: Use $PREFERABLY_POSIX_SHELL,
not POSIX_SHELL. The latter may be empty, and would fail
on OpenBSD 3.9.
* tests/check.mk (TESTS_ENVIRONMENT): Propagate
PREFERABLY_POSIX_SHELL to tests.
PACKAGE_BUGREPORT='$(PACKAGE_BUGREPORT)' \
PACKAGE_VERSION=$(PACKAGE_VERSION) \
PERL='$(PERL)' \
+ PREFERABLY_POSIX_SHELL='$(PREFERABLY_POSIX_SHELL)' \
REPLACE_GETCWD=$(REPLACE_GETCWD) \
PATH='$(abs_top_builddir)/src$(PATH_SEPARATOR)'"$$PATH" \
; shell_or_perl_
working_umask_or_skip_
cat <<EOF > b || framework_failure
-#!$POSIX_SHELL
+#!$PREFERABLY_POSIX_SHELL
sed s/b/B/ \$1 > \$1.t && mv \$1.t \$1
EOF
chmod a+x b || framework_failure