Reduce visibility of some ssl symbols.
Reduce visibility of some ssl symbols.

Patch by: Peter Samuelson

* buckets/ssl_buckets.c
  (): Declare file globals ssl_pool and ssl_locks as 'static'.


git-svn-id: 683495cb1553624b05a54e2ba9533425f69cf277@1223 61a7d7f5-40b7-0310-9c16-bb0ea8cb1845

coapp-packages/serf,coapp-packages/serf,coapp-packages/serf