Resolve more issues identified by clang.

* incoming.c
  (perform_peek_protocol): Mark static.

* outgoing.c
  (serf_connection_create): Really initialize variable.

* pump.c
  (pump_cleanup): Mark static.
  (socket_writev): Cast sizes to right printf value as used.


git-svn-id: https://svn.apache.org/repos/asf/serf/trunk@1715768 13f79535-47bb-0310-9956-ffa450edef68
4 files changed