dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
]], [[
if (setenv ("", "", 0) != -1) return 1;
if (errno != EINVAL) return 2;
]], [[
if (setenv ("", "", 0) != -1) return 1;
if (errno != EINVAL) return 2;