--- emacs-24.5/src/print.c +++ emacs-24.5/src/print.c @@ -753,7 +753,7 @@ print_output_debug_flag = x; } -#if defined (GNU_LINUX) +#if defined (GNU_LINUX) && defined (__GLIBC__) /* This functionality is not vitally important in general, so we rely on non-portable ability to use stderr as lvalue. */