ngx_http_variable_unknown_header 3910 http/ngx_http_upstream.c     return ngx_http_variable_unknown_header(v, (ngx_str_t *) data,
ngx_http_variable_unknown_header  703 http/ngx_http_variables.c     return ngx_http_variable_unknown_header(v, (ngx_str_t *) data,
ngx_http_variable_unknown_header  713 http/ngx_http_variables.c     return ngx_http_variable_unknown_header(v, (ngx_str_t *) data,
ngx_http_variable_unknown_header 1395 http/ngx_http_variables.c     return ngx_http_variable_unknown_header(v, &name,
ngx_http_variable_unknown_header   55 http/ngx_http_variables.h ngx_int_t ngx_http_variable_unknown_header(ngx_http_variable_value_t *v,