Something
public text v1 · immutable--- kdebase-3.4.3/kdm/config.def 2005-10-05 15:39:13.000000000 +0200
+++ kdebase-3.4.3/kdm/config.def_patch 2005-10-31 22:45:28.791987392 +0100
@@ -42,7 +42,7 @@
# define HALT_CMD "/usr/sbin/halt"
# define REBOOT_CMD "/usr/sbin/reboot"
#else
-# define HALT_CMD "/sbin/halt"
+# define HALT_CMD "/sbin/halt -p"
# define REBOOT_CMD "/sbin/reboot"
#endif