On Fri, 29 May 2015, Nghia Nguyen wrote:

> checking for openssl options with pkg-config... no
> checking for CRYPTO_lock in -lcrypto... no
> checking for CRYPTO_add_lock in -lcrypto... no

Do you have the dev version of openssl installed?

> curl version: 7.21.7

Note that this version is already soon 4 years old. If you build something
from source today you might want to use a more modern version...

-- 
  / daniel.haxx.se
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