charset_name       65 http/modules/ngx_http_charset_filter_module.c     ngx_str_t                   charset_name;
charset_name      389 http/modules/ngx_http_charset_filter_module.c         *src = ctx->charset_name;
charset_name      409 http/modules/ngx_http_charset_filter_module.c     ctx->charset_name = *main_charset;
charset_name      523 http/modules/ngx_http_charset_filter_module.c     ctx->charset_name = charsets[charset].name;