Application hangs in case a fully qualified name of the certificate file
is incorrect:

/export/home/sambuild/TESTS/MAIL/SMTPS> ./curlSMTP

* About to connect() to smtp.gmail.com port 587 (#0)

* Trying 74.125.95.109... * connected

* Connected to smtp.gmail.com (74.125.95.109) port 587 (#0)

< 220 mx.google.com ESMTP d21sm314559ibg.3

> EHLO geniosol9

< 250-mx.google.com at your service, [199.85.101.2]

< 250-SIZE 35651584

< 250-8BITMIME

< 250-STARTTLS

< 250-ENHANCEDSTATUSCODES

< 250 PIPELINING

> STARTTLS

< 220 2.0.0 Ready to start TLS

* error setting certificate verify locations:

  CAfile: /export__/home/sambuild/certs/cacert.pem

  CApath: none

> QUIT

Attached is the tests app.

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