1 files changed, 11 insertions, 2 deletions

diff --git a/include/time.h b/include/time.h
index f6473d016d0f..be6b35fa923b 100644
--- a/include/time.h
+++ b/include/time.h
@@ -43,6 +43,17 @@
 
 #include <machine/ansi.h>
 
+#ifndef _ANSI_SOURCE
+/*
+ * Frequency of the clock ticks reported by times().  Deprecated - use
+ * sysconf(_SC_CLK_TCK) instead.
+ */
+#define	CLK_TCK		_BSD_CLOCKS_PER_SEC_
+#endif
+
+/* Frequency of the clock ticks reported by clock().  */
+#define	CLOCKS_PER_SEC	_BSD_CLOCKS_PER_SEC_
+
 #ifndef	NULL
 #define	NULL	0
 #endif
@@ -76,8 +87,6 @@ struct tm {
 	char	*tm_zone;	/* timezone abbreviation */
 };
 
-#include <machine/limits.h>	/* Include file containing CLK_TCK. */
-
 #include <sys/cdefs.h>
 
 __BEGIN_DECLS