#define HAS_KILL
#define HAS_WAIT
+
+/* UNLINK_ALL_VERSIONS:
+ * This symbol, if defined, indicates that the program should arrange
+ * to remove all versions of a file if unlink() is called. This is
+ * probably only relevant for VMS.
+ */
+/* #define UNLINK_ALL_VERSIONS /**/
+
+/* VMS:
+ * This symbol, if defined, indicates that the program is running under
+ * VMS. It is currently automatically set by cpps running under VMS,
+ * and is included here for completeness only.
+ */
+/* #define VMS /**/
#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
# include <signal.h>