diff -u -r old/wmnet-1.06/Imakefile new/wmnet-1.06/Imakefile
--- old/wmnet-1.06/Imakefile	Thu May  4 17:34:29 2000
+++ new/wmnet-1.06/Imakefile	Fri Aug 25 14:00:14 2000
@@ -15,9 +15,14 @@
 INSTPGMFLAGS = -s -g kmem -m 2755 
 #endif
 
+#if defined (SunArchitecture)
+LOCAL_LIBRARIES = $(XLIB) -lm -lkstat
+CCOPTIONS =
+#endif
+
 LINTLIBS = $(LINTXLIB)
 
-#if defined (FreeBSDArchitecture) || defined (OpenBSDArchitecture)
+#if defined (FreeBSDArchitecture) || defined (OpenBSDArchitecture) || defined (SunArchitecture)
 SRCS = wmnet.c drivers.c getopt.c getopt1.c
 OBJS = wmnet.o drivers.o getopt.o getopt1.o
 #else
diff -u -r old/wmnet-1.06/config.h new/wmnet-1.06/config.h
--- old/wmnet-1.06/config.h	Thu May  4 17:34:29 2000
+++ new/wmnet-1.06/config.h	Fri Aug 25 14:05:20 2000
@@ -12,7 +12,16 @@
 
 #endif
 
+#if defined (sun)
 
+/*
+ * This driver uses the Solaris kstat(3) mechanism to acquire interface
+ * statistics.  It's a lot more elegant than grovelling through kernel
+ * memory.
+ */
+#define USE_KSTAT
+
+#endif
 
 #ifdef linux
 
diff -u -r old/wmnet-1.06/drivers.c new/wmnet-1.06/drivers.c
--- old/wmnet-1.06/drivers.c	Thu May  4 17:34:29 2000
+++ new/wmnet-1.06/drivers.c	Fri Aug 25 14:04:13 2000
@@ -37,6 +37,11 @@
 int kvm_updateStats(void);
 #endif /* USE_KVM */
 
+#ifdef USE_KSTAT
+#include <kstat.h>
+int kstat_test(void);
+int kstat_updateStats(void);
+#endif /* USE_KSTAT */
 
 #ifdef USE_LINUX_PPP
 #include<net/ppp_defs.h>
@@ -104,6 +109,9 @@
 #ifdef USE_KVM
  {"kmem",kvm_updateStats, kvm_test},
 #endif
+#ifdef USE_KSTAT
+ {"kstat", kstat_updateStats, kstat_test},
+#endif
  {NULL, NULL}
 };
 
@@ -502,8 +510,118 @@
 }
 
 
-#endif
-  
+#endif /* KVM */
 
-   
-  
+
+#ifdef USE_KSTAT
+
+kstat_ctl_t *kc = NULL;
+kstat_t *if_ksp = NULL;
+
+int kstat_test(void)
+{
+	kstat_t *ksp;
+
+	if (kc == NULL) {
+		if ((kc = kstat_open()) == NULL) {
+			perror("wmnet [kstat]: can't open /dev/kstat\n");
+			return (False);
+		}
+	}
+
+	/*
+	 * If no device given, take the first thing we find of class 'net'
+	 * which exports the four kstats we need.
+	 */
+	if (device == NULL) {
+		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
+			if (strcmp(ksp->ks_class, "net") == 0) {
+				kstat_read(kc, ksp, NULL);
+				if (kstat_data_lookup(ksp, "ipackets") &&
+				    kstat_data_lookup(ksp, "opackets") &&
+				    kstat_data_lookup(ksp, "rbytes") &&
+				    kstat_data_lookup(ksp, "obytes")) {
+					if_ksp = ksp;
+					break;
+				}
+			}
+		}
+		if (if_ksp == NULL) {
+			fprintf(stderr, "wmnet [kstat]: no network interface "
+			    "exporting kstats found\n");
+			return (False);
+		} else {
+			fprintf(stderr, "wmnet [kstat]: monitoring %s\n",
+			    ksp->ks_name);
+		}
+	} else {
+		if ((if_ksp = (kstat_lookup(kc, NULL, -1, device))) == NULL) {
+			fprintf(stderr, "wmnet [kstat]: no network interface "
+			    "%s exporting kstats found\n", device);
+			return (False);
+		}
+	}
+
+	return (True);
+}
+
+int kstat_updateStats(void)
+{
+	kstat_named_t *in_pkt, *in_byte, *out_pkt, *out_byte;
+	tx = rx = False;
+
+	if (kstat_read(kc, if_ksp, NULL) == -1) {
+		(void) fprintf(stderr, "wmnet [kstat]: kstat_read failed\n");
+		exit (1);
+	}
+
+	if ((in_pkt = (kstat_named_t *) kstat_data_lookup(if_ksp, "ipackets"))
+	    == NULL) {
+		(void) fprintf(stderr, "wmnet [kstat]: kstat_data_lookup "
+		    "(ipackets) failed\n");
+		exit (1);
+	}
+
+	totalpackets_in = (in_pkt->value.ui32);
+	if (totalpackets_in != lastpackets_in) {
+		if ((in_byte = (kstat_named_t *) kstat_data_lookup(if_ksp,
+		    "rbytes")) == NULL) {
+			(void) fprintf(stderr, "wmnet [kstat]: "
+			    "kstat_data_lookup (rbytes) failed\n");
+			exit (1);
+		}
+		totalbytes_in = in_byte->value.ui32;
+		diffpackets_in += totalpackets_in - lastpackets_in;
+		diffbytes_in += totalbytes_in - lastbytes_in;
+		lastpackets_in = totalpackets_in;
+                lastbytes_in = totalbytes_in;
+                rx = True;
+	}
+
+	if ((out_pkt = (kstat_named_t *) kstat_data_lookup(if_ksp, "opackets"))
+	    == NULL) {
+		(void) fprintf(stderr, "wmnet [kstat]: kstat_data_lookup "
+		    "(opackets) failed\n");
+		exit (1);
+	}
+
+	totalpackets_out = (out_pkt->value.ui32);
+	if (totalpackets_out != lastpackets_out) {
+		if ((out_byte = (kstat_named_t *) kstat_data_lookup(if_ksp,
+		    "obytes")) == NULL) {
+			(void) fprintf(stderr, "wmnet [kstat]: "
+			    "kstat_data_lookup (obytes) failed\n");
+			exit (1);
+		}
+		totalbytes_out = out_byte->value.ui32;
+		diffpackets_out += totalpackets_out - lastpackets_out;
+		diffbytes_out += totalbytes_out - lastbytes_out;
+		lastpackets_out = totalpackets_out;
+                lastbytes_out = totalbytes_out;
+                tx = True;
+	}
+
+	return ((rx == current_rx) && (tx == current_tx));
+}
+
+#endif /* Solaris Kstats */
diff -u -r old/wmnet-1.06/wmnet.c new/wmnet-1.06/wmnet.c
--- old/wmnet-1.06/wmnet.c	Thu May  4 18:01:14 2000
+++ new/wmnet-1.06/wmnet.c	Fri Aug 25 14:07:46 2000
@@ -58,6 +58,10 @@
 #if defined (__FreeBSD__) || defined (__OpenBSD__)
 # include<sys/socket.h>
 # include"getopt.h"
+#elif defined (sun)
+# include<sys/socket.h>
+# include<sys/sockio.h>
+# include "getopt.h"
 #else
 # include<getopt.h>
 #endif