Log Message:
apr: update to 1.6.5.

Changes for APR 1.6.5

  *) Fix Win32 build breakage in apr_os_exp_time_put() in 1.6.4. [Rainer Jung]

Changes for APR 1.6.4 (not released)

  *) configure: Fix detection of <net/if.h> on OpenBSD.
     PR 61976. [David Carlier <devnexen gmail.com>, Yann Ylavic]

  *) Fix apr_parse_addr_port() regression in scope_id parsing introduced
     in 1.6.3.  [Rainer Jung]

  *) Fix Win32 file buffer locking behavior for single threaded file streams.
     [Evgeny Kotkov, Mladen Turk, Jean-Frederic Clere]

  *) Numerous corrections to APR poll behavior. [Yann Ylavic]