* commit 'cf53704c':
  AVOptions: make av_set_options_string() forward options to child objects
  win32: Use 64-bit fstat/lseek variants for MSVC as well
  win32: Make ff_win32_open more robust

Conflicts:
	libavformat/os_support.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>