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diff --git a/pkg/proto/vol/src/im3dtran/txzy3.x b/pkg/proto/vol/src/im3dtran/txzy3.x
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+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3s (a, b, nx, ny, nz)
+
+short	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3i (a, b, nx, ny, nz)
+
+int	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3l (a, b, nx, ny, nz)
+
+long	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3r (a, b, nx, ny, nz)
+
+real	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3d (a, b, nx, ny, nz)
+
+double	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+
+
+# TXZY3 -- Generic 3d transpose, x->x, y->z, z->y.  The arrays need not be
+# identical.
+
+procedure txzy3x (a, b, nx, ny, nz)
+
+complex	a[nx, ny, nz], b[nx, nz, ny]
+int	nx, ny, nz, x, y, z
+
+begin
+	do x = 1, nx
+	   do y = 1, ny
+	       do z = 1, nz
+		   b[x, z, y] = a[x, y, z]
+end
+
+