FCGI_STDERR       718 sapi/cgi/cgi_main.c 			ret = fcgi_write(request, FCGI_STDERR, buf, (int)(len + 1));
FCGI_STDERR       651 sapi/fpm/fpm/fpm_main.c 		ret = fcgi_write(request, FCGI_STDERR, buf, len + 1);