if (buf == NULL)
{
/* getlogin() fails when stdin is not connected to a tty. */
- ASSERT (errno == ENOTTY);
+ ASSERT (errno == ENOTTY
+ || errno == EINVAL /* seen on Linux/SPARC */
+ );
#if !defined __hpux /* On HP-UX 11.11 it fails anyway. */
ASSERT (! isatty (0));
#endif