HTTP/3: reject HTTP/2 frames. As per HTTP/3 draft 30, section 7.2.8: Frame types that were used in HTTP/2 where there is no corresponding HTTP/3 frame have also been reserved (Section 11.2.1). These frame types MUST NOT be sent, and their receipt MUST be treated as a connection error of type H3_FRAME_UNEXPECTED.

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


cat << END >> $NGX_AUTO_CONFIG_H

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

END