SPDY: fixed parsing of the priority field. The size of the priority field is increased by one bit in spdy/3, and now it's a 3-bit field followed by 5 bits of unused space. But a shift of these bits hasn't been adjusted in 39d7eef2e332 accordingly.

# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


cat << END >> $NGX_AUTO_CONFIG_H

#ifndef $have
#define $have  $value
#endif

END