Test honestly for .
Commit 6a2a70a02 supposed that any platform having
would also have . It turns out there are still a
few people using platforms where that's not so, so we'd better make
a separate configure probe for it. But since it took this long to
notice, I'm content with the decision to
Test honestly for .
Commit 6a2a70a02 supposed that any platform having
would also have . It turns out there are still a
few people using platforms where that's not so, so we'd better make
a separate configure probe for it. But since it took this long to
notice, I'm content with the decision to
