ngx_freebsd_sendfile_chain 11 os/unix/ngx_freebsd.h ngx_chain_t *ngx_freebsd_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, ngx_freebsd_sendfile_chain 34 os/unix/ngx_freebsd_init.c ngx_freebsd_sendfile_chain,