diff --git a/sys/pc98/cbus/clock.c b/sys/pc98/cbus/clock.c
index 421a9ecca26..303f38a988b 100644
--- a/sys/pc98/cbus/clock.c
+++ b/sys/pc98/cbus/clock.c
@@ -194,7 +194,12 @@ static void rtc_serialcom __P((int));
 static int rtc_inb __P((void));
 static void rtc_outb __P((int));
 #endif
+#if defined(I386_CPU) || defined(I486_CPU)
+	u_int	tsc_present;	/* Not static; other parts of the kernel
+				 * Need to know this */
+#else
 static	u_int	tsc_present;
+#endif
 
 static	unsigned i8254_get_timecount __P((struct timecounter *tc));
 static	unsigned tsc_get_timecount __P((struct timecounter *tc));
diff --git a/sys/pc98/cbus/pcrtc.c b/sys/pc98/cbus/pcrtc.c
index 421a9ecca26..303f38a988b 100644
--- a/sys/pc98/cbus/pcrtc.c
+++ b/sys/pc98/cbus/pcrtc.c
@@ -194,7 +194,12 @@ static void rtc_serialcom __P((int));
 static int rtc_inb __P((void));
 static void rtc_outb __P((int));
 #endif
+#if defined(I386_CPU) || defined(I486_CPU)
+	u_int	tsc_present;	/* Not static; other parts of the kernel
+				 * Need to know this */
+#else
 static	u_int	tsc_present;
+#endif
 
 static	unsigned i8254_get_timecount __P((struct timecounter *tc));
 static	unsigned tsc_get_timecount __P((struct timecounter *tc));
diff --git a/sys/pc98/pc98/clock.c b/sys/pc98/pc98/clock.c
index 421a9ecca26..303f38a988b 100644
--- a/sys/pc98/pc98/clock.c
+++ b/sys/pc98/pc98/clock.c
@@ -194,7 +194,12 @@ static void rtc_serialcom __P((int));
 static int rtc_inb __P((void));
 static void rtc_outb __P((int));
 #endif
+#if defined(I386_CPU) || defined(I486_CPU)
+	u_int	tsc_present;	/* Not static; other parts of the kernel
+				 * Need to know this */
+#else
 static	u_int	tsc_present;
+#endif
 
 static	unsigned i8254_get_timecount __P((struct timecounter *tc));
 static	unsigned tsc_get_timecount __P((struct timecounter *tc));