+ * Revision 1.7 1999/09/24 13:16:22 mdw
+ * Fix typo in comment.
+ *
+ * Revision 1.6 1999/09/24 13:15:57 mdw
+ * Remove unnecessary assumptions about structure layouts. (The `pkhead'
+ * structure is no more.)
+ *
+ * Revision 1.5 1999/06/24 16:02:22 mdw
+ * Fix signal handling some more.
+ *
+ * Revision 1.4 1999/06/24 15:51:17 mdw
+ * Fix signal handlers so they don't corrupt `errno'.
+ *