configure: remove shared cares build option

Bundled cares differs from upstream which will result
in a compilation error when trying to used a shared cares.

Fixes: https://github.com/joyent/node/pull/8786
PR-URL: https://github.com/iojs/io.js/pull/38
Reviewed-By: Fedor Indutny <fedor@indutny.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
This commit is contained in:
Johan Bergström authored and Rod Vagg committed 2014-12-04 21:32:05 +11:00
1 parent 185d11c791
commit 71e9d0fb1b

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