diff -Naur wmhdaps-0.04/wmhdaps/Makefile wmhdaps-0.04.netbsd/wmhdaps/Makefile
--- wmhdaps-0.04/wmhdaps/Makefile	2006-05-01 11:42:20.000000000 +0200
+++ wmhdaps-0.04.netbsd/wmhdaps/Makefile	2007-08-27 23:20:46.000000000 +0200
@@ -1,15 +1,14 @@
 CC = gcc
-OS = -DLINUX
+#OS = -DLINUX
 
-LIBDIR = -L/usr/X11R6/lib
-LIBDIR = -L/usr/X11R6/lib
-INCDIR = -I/usr/X11R6/share/include
+LIBDIR = -L/usr/pkg/lib -Wl,-rpath,/usr/pkg/lib
+INCDIR = -I/usr/pkg/include
 
 # Edit OSLIBS as appropriate to include OS specific libraries.
 
 OSLIBS =
 LIBS   = -lXpm -lXext -lX11 -lm $(OSLIBS)
-CFLAGS = -Wall -O2 $(OS)
+CFLAGS = -Wall -O2
 
 OBJS =	wmhdaps.o \
 	../wmgeneral/wmgeneral.o \
@@ -20,7 +19,7 @@
 	$(CC) $(CFLAGS) $(INCDIR) -c $< -o $*.o
 
 wmhdaps: $(OBJS)
-	$(CC) -o wmhdaps $^ -lXext $(LIBDIR) $(LIBS)
+	$(CC) -o wmhdaps $(OBJS) -lXext $(LIBDIR) $(LIBS)
 
 
 all:: wmhdaps
diff -Naur wmhdaps-0.04/wmhdaps/wmhdaps.c wmhdaps-0.04.netbsd/wmhdaps/wmhdaps.c
--- wmhdaps-0.04/wmhdaps/wmhdaps.c	2006-05-01 12:04:01.000000000 +0200
+++ wmhdaps-0.04.netbsd/wmhdaps/wmhdaps.c	2008-04-18 16:51:15.000000000 +0200
@@ -63,8 +63,11 @@
 #include <X11/xpm.h>
 #include <X11/extensions/shape.h>
 
-#ifdef FREEBSD
+#if defined(__FreeBSD__)
 #include <kvm.h>
+#elif defined(__NetBSD__)
+#include <sys/envsys.h>
+#include <paths.h>
 #endif
 
 #include "../wmgeneral/wmgeneral.h"
@@ -150,14 +153,14 @@
 
 float	lum_vector[3] = { 0, 0, 100 };  // Lightsource vector
 
-#ifdef FREEBSD
+#if defined(__FreeBSD__)
 static kvm_t            *kd;
 static struct nlist     nlst[] = { {"_cp_time"}, {0} };
 #endif
 
 #define UPDATE_THRESHOLD	4
 
-#if !defined(FREEBSD)
+#if defined(__linux__)
 #define SYSFS_POSITION_FILE     "/sys/devices/platform/hdaps/position"
 #define BUF_LEN                 32
 #else
@@ -165,6 +168,10 @@
 #define BUF_LEN			(2*sizeof(int))
 #endif /* !defined(FREEBSD) */
 
+#if defined(__NetBSD__)
+static int read_data(int fd, int sensor, envsys_tre_data_t * data);
+#endif
+
 static int rest_x;
 static int rest_y;
 
@@ -182,26 +189,32 @@
  */
 static int read_position (int *x, int *y)
 {
-#if !defined(FREEBSD)
-	char buf[BUF_LEN];
-#else
+	int fd;
+#if defined(__linux__)
 	int buf[2];
-#endif /* !defined(FREEBSD) */
+#elif defined(__FreeBSD__)
+	char buf[BUF_LEN];
+#elif defined(__NetBSD__)
+	envsys_basic_info_t info;
+	envsys_tre_data_t data;
+	int i;
+#endif
 
-	int fd, ret;
+	int ret;
 
+#if defined(__linux__) || defined(__FreeBSD__)
 //read_again:
 	memset(buf, 0, sizeof(buf));
 
 	fd = open (SYSFS_POSITION_FILE, O_RDONLY);
 	if (fd < 0) {
-		perror ("open");
+		perror (SYSFS_POSITION_FILE);
 		return fd;
 	}	
 
 	ret = read (fd, buf, BUF_LEN);
 	if (ret < 0) {
-		perror ("read");
+		perror (SYSFS_POSITION_FILE);
 		goto out;
 	} else if (ret == 0) {
 		fprintf (stderr, "error: unexpectedly read zero!\n");
@@ -209,18 +222,55 @@
 		goto out;
 	}
 	ret = 0;
+#elif defined(__NetBSD__)
+	fd = open (_PATH_SYSMON, O_RDONLY);
+	if (fd < 0) {
+		perror (_PATH_SYSMON);
+		return fd;
+	}
+	ret = 0;
+#endif
 
-#if !defined(FREEBSD)
+#if defined(__linux__)
 	if (sscanf (buf, "(%d,%d)\n", x, y) != 2)	{
-		fprintf( stderr, "sscanf() error!\n" );
+		fprintf (stderr, "sscanf() error!\n" );
 		ret = 1;
 	}
-#else
+#elif defined(__FreeBSD__)
 	*x = buf[0];
 	*y = buf[1];
-#endif /* !defined(FREEBSD) */
+#elif defined(__NetBSD__)
+	for(i = 0; i >= 0; i++)
+	{
+		memset(&info, 0, sizeof(info));
+		info.sensor = i;
+		if (ioctl(fd, ENVSYS_GTREINFO, &info) == -1) {
+			fprintf (stderr, "ioctl() error!\n");
+			ret = 1;
+			break;
+		}
+		if (!(info.validflags & ENVSYS_FVALID))
+			break;
+		if (strcmp("Y_VAR", info.desc) == 0
+				&& read_data(fd, i, &data) == 0
+				&& data.validflags & ENVSYS_FCURVALID)
+		{
+			*x = -data.cur.data_us;
+			continue;
+		}
+		if (strcmp("X_VAR", info.desc) == 0
+				&& read_data(fd, i, &data) == 0
+				&& data.validflags & ENVSYS_FCURVALID)
+		{
+			*y = -data.cur.data_us;
+			continue;
+		}
+	}
+#endif
 
+#if defined(__linux__) || defined(__FreeBSD__)
 out:
+#endif
 	if (close (fd))
 		perror ("close");
 
@@ -229,6 +279,19 @@
 	return ret;
 }
 
+#if defined(__NetBSD__)
+static int read_data(int fd, int sensor, envsys_tre_data_t * data)
+{
+	memset (data, 0, sizeof(*data));
+	data->sensor = sensor;
+	if (ioctl(fd, ENVSYS_GTREDATA, data) == -1) {
+		fprintf (stderr, "ioctl() error!\n");
+		return 1;
+	}
+	return !(data->validflags & ENVSYS_FVALID);
+}
+#endif
+
 static int check_for_update (int *val_x, int *val_y)
 {
 	int ret, x, y, do_update = 0;
@@ -431,11 +494,13 @@
 	int 	cube_color = 1;
 	int 	c = 0;
 	double treshold = 15.0;
-#if !defined(FREEBSD)
+#if defined(__linux__)
 	char device[256] = "hda";
-#else
+#elif defined(__FreeBSD__)
 	char device[256] = "ad0";
-#endif /* !defined(FREEBSD) */
+#elif defined(__NetBSD__)
+	char device[256] = "wd0";
+#endif
 
 	pname = strrchr(argv[0], '/');
 	if (pname == NULL) pname = argv[0];