real             1160 http/ngx_http_variables.c     u_char                     real[NGX_MAX_PATH];
real             1182 http/ngx_http_variables.c     if (ngx_realpath(path.data, real) == NULL) {
real             1188 http/ngx_http_variables.c     len = ngx_strlen(real);
real             1200 http/ngx_http_variables.c     ngx_memcpy(v->data, real, len);