talloc: avoid a comparison mismatch & at the same time switch to non-legacy sysconf()

[ccan] / ccan / short_types / LICENSE

diff --git a/ccan/short_types/LICENSE b/ccan/short_types/LICENSE
index dc314ecac02a0fb3117e54b1271ca135aaada572..b7951dabdc82e45d46d3cf1bd8c7ed8b3a6f7c0f 120000 (symlink)
--- a/ccan/short_types/LICENSE
+++ b/ccan/short_types/LICENSE
@@ -1 +1 @@
-../../licenses/LGPL-2.1
\ No newline at end of file
+../../licenses/CC0
\ No newline at end of file