+ /* set signals to defaults */
+ signal(SIGALRM, SIG_DFL);
+ /* Is this correct? This way user can ctrl-c out of /etc/profile,
+ * potentially creating security breach (tested with bash 3.0).
+ * But without this, bash 3.0 will not enable ctrl-c either.
+ * Maybe bash is buggy?
+ * Need to find out what standards say about /bin/login -
+ * should it leave SIGINT etc enabled or disabled? */