Index: usr.bin/systat/Makefile
===================================================================
--- usr.bin/systat/Makefile
+++ usr.bin/systat/Makefile
@@ -16,6 +16,6 @@
 
 WARNS?=	1
 
-LIBADD=	ncursesw m devstat kvm
+LIBADD=	ncursesw m devstat kvm util
 
 .include <bsd.prog.mk>
Index: usr.bin/systat/vmstat.c
===================================================================
--- usr.bin/systat/vmstat.c
+++ usr.bin/systat/vmstat.c
@@ -55,6 +55,7 @@
 #include <err.h>
 #include <errno.h>
 #include <langinfo.h>
+#include <libutil.h>
 #include <nlist.h>
 #include <paths.h>
 #include <signal.h>
@@ -129,6 +130,7 @@
 #define	oldnchtotal s1.nchstats
 
 static	enum state { BOOT, TIME, RUN } state = TIME;
+enum divider { IEC = 0, SI = HN_DIVISOR_1000 };
 
 static void allocinfo(struct Info *);
 static void copyinfo(struct Info *, struct Info *);
@@ -136,6 +138,8 @@
 static void dinfo(int, int, struct statinfo *, struct statinfo *);
 static void getinfo(struct Info *);
 static void putint(int, int, int, int);
+static void putuint64(uint64_t, int, int, int);
+static void real_putuint64(uint64_t, int, int, int, int);
 static void putfloat(double, int, int, int, int, int);
 static void putlongdouble(long double, int, int, int, int, int);
 static int ucount(void);
@@ -489,15 +493,15 @@
 	putfloat(100.0 * s.v_kmem_map_size / kmem_size,
 	   STATROW + 1, STATCOL + 22, 2, 0, 1);
 
-	putint(pgtokb(total.t_arm), MEMROW + 2, MEMCOL + 4, 7);
-	putint(pgtokb(total.t_armshr), MEMROW + 2, MEMCOL + 12, 7);
-	putint(pgtokb(total.t_avm), MEMROW + 2, MEMCOL + 20, 8);
-	putint(pgtokb(total.t_avmshr), MEMROW + 2, MEMCOL + 29, 8);
-	putint(pgtokb(total.t_rm), MEMROW + 3, MEMCOL + 4, 7);
-	putint(pgtokb(total.t_rmshr), MEMROW + 3, MEMCOL + 12, 7);
-	putint(pgtokb(total.t_vm), MEMROW + 3, MEMCOL + 20, 8);
-	putint(pgtokb(total.t_vmshr), MEMROW + 3, MEMCOL + 29, 8);
-	putint(pgtokb(total.t_free), MEMROW + 2, MEMCOL + 38, 7);
+	putuint64(pgtokb(total.t_arm), MEMROW + 2, MEMCOL + 4, 7);
+	putuint64(pgtokb(total.t_armshr), MEMROW + 2, MEMCOL + 12, 7);
+	putuint64(pgtokb(total.t_avm), MEMROW + 2, MEMCOL + 20, 8);
+	putuint64(pgtokb(total.t_avmshr), MEMROW + 2, MEMCOL + 29, 8);
+	putuint64(pgtokb(total.t_rm), MEMROW + 3, MEMCOL + 4, 7);
+	putuint64(pgtokb(total.t_rmshr), MEMROW + 3, MEMCOL + 12, 7);
+	putuint64(pgtokb(total.t_vm), MEMROW + 3, MEMCOL + 20, 8);
+	putuint64(pgtokb(total.t_vmshr), MEMROW + 3, MEMCOL + 29, 8);
+	putuint64(pgtokb(total.t_free), MEMROW + 2, MEMCOL + 38, 7);
 	putint(total.t_rq - 1, PROCSROW + 2, PROCSCOL, 3);
 	putint(total.t_pw, PROCSROW + 2, PROCSCOL + 4, 3);
 	putint(total.t_dw, PROCSROW + 2, PROCSCOL + 8, 3);
@@ -516,13 +520,13 @@
 	PUTRATE(v_pdwakeups, VMSTATROW + 9, VMSTATCOL, 8);
 	PUTRATE(v_pdpages, VMSTATROW + 10, VMSTATCOL, 8);
 	PUTRATE(v_intrans, VMSTATROW + 11, VMSTATCOL, 8);
-	putint(pgtokb(s.v_wire_count), VMSTATROW + 12, VMSTATCOL, 8);
-	putint(pgtokb(s.v_active_count), VMSTATROW + 13, VMSTATCOL, 8);
-	putint(pgtokb(s.v_inactive_count), VMSTATROW + 14, VMSTATCOL, 8);
-	putint(pgtokb(s.v_laundry_count), VMSTATROW + 15, VMSTATCOL, 8);
-	putint(pgtokb(s.v_free_count), VMSTATROW + 16, VMSTATCOL, 8);
+	putuint64(pgtokb(s.v_wire_count), VMSTATROW + 12, VMSTATCOL, 8);
+	putuint64(pgtokb(s.v_active_count), VMSTATROW + 13, VMSTATCOL, 8);
+	putuint64(pgtokb(s.v_inactive_count), VMSTATROW + 14, VMSTATCOL, 8);
+	putuint64(pgtokb(s.v_laundry_count), VMSTATROW + 15, VMSTATCOL, 8);
+	putuint64(pgtokb(s.v_free_count), VMSTATROW + 16, VMSTATCOL, 8);
 	if (LINES - 1 > VMSTATROW + 17)
-		putint(s.bufspace / 1024, VMSTATROW + 17, VMSTATCOL, 8);
+		putuint64(s.bufspace / 1024, VMSTATROW + 17, VMSTATCOL, 8);
 	PUTRATE(v_vnodein, PAGEROW + 2, PAGECOL + 6, 5);
 	PUTRATE(v_vnodeout, PAGEROW + 2, PAGECOL + 12, 5);
 	PUTRATE(v_swapin, PAGEROW + 2, PAGECOL + 19, 5);
@@ -556,7 +560,7 @@
 	putint(s.numvnodes, VNSTATROW + 2, VNSTATCOL, 7);
 	putint(s.freevnodes, VNSTATROW + 3, VNSTATCOL, 7);
 	putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 8);
-	putint((nchtotal.ncs_goodhits + nchtotal.ncs_neghits),
+	putuint64((nchtotal.ncs_goodhits + nchtotal.ncs_neghits),
 	   NAMEIROW + 2, NAMEICOL + 9, 7);
 #define nz(x)	((x) ? (x) : 1)
 	putfloat((nchtotal.ncs_goodhits+nchtotal.ncs_neghits) *
@@ -663,9 +667,22 @@
 
 static void
 putint(int n, int l, int lc, int w)
+{
+	real_putuint64(n, l, lc, w, SI);
+}
+
+static void
+putuint64(uint64_t n, int l, int lc, int w)
+{
+	real_putuint64(n, l, lc, w, IEC);
+}
+
+static void
+real_putuint64(uint64_t n, int l, int lc, int w, int div)
 {
 	int snr;
 	char b[128];
+	char buf[128];
 
 	move(l, lc);
 #ifdef DEBUG
@@ -678,11 +695,12 @@
 			addch(' ');
 		return;
 	}
-	snr = snprintf(b, sizeof(b), "%*d", w, n);
-	if (snr != w)
-		snr = snprintf(b, sizeof(b), "%*dk", w - 1, n / 1000);
-	if (snr != w)
-		snr = snprintf(b, sizeof(b), "%*dM", w - 1, n / 1000000);
+	snr = snprintf(b, sizeof(b), "%*jd", w, (uintmax_t)n);
+	if (snr != w) {
+		humanize_number(buf, w, n, "", HN_AUTOSCALE,
+		    HN_NOSPACE | HN_DECIMAL | div);
+		snr = snprintf(b, sizeof(b), "%*s", w, buf);
+	}
 	if (snr != w) {
 		while (w-- > 0)
 			addch('*');