No longer reboots when a shutdown was requested - this gives the registrar

the opportunity to show the "System is now ready to reboot" alert.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13714 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/arch/x86/arch_cpu.c

@@ -288,6 +288,8 @@ status_t
 arch_cpu_shutdown(bool _reboot)
 {
 	// ToDo: support real shutdown
+	if (!_reboot)
+		return B_NOT_SUPPORTED;
 
 	// try to reset the system using the keyboard controller
 	out8(0xfe, 0x64);