start_line        441 core/ngx_conf_file.c     ngx_uint_t   quoted, s_quoted, d_quoted, start_line;
start_line        457 core/ngx_conf_file.c     start_line = cf->conf_file->line;
start_line        488 core/ngx_conf_file.c                 cf->conf_file->line = start_line;
start_line        590 core/ngx_conf_file.c             start_line = cf->conf_file->line;