Request body: allowed large reads on chunk boundaries. If some additional data from a pipelined request happens to be read into the body buffer, we copy it to r->header_in or allocate an additional large client header buffer for it.

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


have=NGX_SUPPRESS_WARN . auto/have

have=NGX_SMP . auto/have