merge r3452, r3462, r3471, r3472: fix miscellaneous name bugs: *) fix $upstream_http_ variable prefix length *) use a right "Location" header name, however, it did not harm, since ngx_http_variable_sent_location() never use key name field *) fix proxy_redirect name in error message *) "proxy_redirect default" may not be used if a proxy_pass uses variables

/*
 * Copyright (C) Igor Sysoev
 */


#ifndef _NGX_LINUX_H_INCLUDED_
#define _NGX_LINUX_H_INCLUDED_


ngx_chain_t *ngx_linux_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in,
    off_t limit);

extern int ngx_linux_rtsig_max;


#endif /* _NGX_LINUX_H_INCLUDED_ */