Tweak zstd autoconf check so the build works with older zstd
authorLovro Puzar <lovro@fb.com>
Tue, 22 Nov 2016 18:45:34 +0000 (10:45 -0800)
committerFacebook Github Bot <facebook-github-bot-bot@fb.com>
Tue, 22 Nov 2016 18:53:33 +0000 (10:53 -0800)
commit4432fc2457d2bdeea3e910a6dade8560e283f959
tree356fdf8ae0dd910975ff1465fa9fce7f3fadd9c5
parente2a71713a035811615dc8178d598b052b067e015
Tweak zstd autoconf check so the build works with older zstd

Summary: Ubuntu 16.10 has a package for zstd 0.5.1 which is too old to be used by folly.  With this change autoconf will check that one of the newer functions is present, disable zstd if not.

Reviewed By: Orvid, philippv

Differential Revision: D4219964

fbshipit-source-id: 1e64dfb62f81f7e61b097cb7d4fd3810da476625
folly/configure.ac