diff --git a/sys/compat/linux/linux_ioctl.h b/sys/compat/linux/linux_ioctl.h
--- a/sys/compat/linux/linux_ioctl.h
+++ b/sys/compat/linux/linux_ioctl.h
@@ -823,4 +823,16 @@
 int	linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h);
 #endif
 
+#define LINUX_IOCTL_SET(n, low, high)				\
+static linux_ioctl_function_t n##_linux_ioctl;			\
+static struct linux_ioctl_handler n##_linux_handler = {		\
+	n##_linux_ioctl,					\
+	low,							\
+	high							\
+};								\
+SYSINIT(n##_ioctl_register, SI_SUB_KLD, SI_ORDER_MIDDLE,	\
+    linux_ioctl_register_handler, &n##_linux_handler);		\
+SYSUNINIT(n##_ioctl_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE,	\
+    linux_ioctl_unregister_handler, &n##_linux_handler)
+
 #endif /* !_LINUX_IOCTL_H_ */
diff --git a/sys/dev/tdfx/tdfx_linux.h b/sys/dev/tdfx/tdfx_linux.h
--- a/sys/dev/tdfx/tdfx_linux.h
+++ b/sys/dev/tdfx/tdfx_linux.h
@@ -35,18 +35,6 @@
 #include <machine/../linux/linux_proto.h>
 #include <compat/linux/linux_ioctl.h>
 
-/*
- * This code was donated by Vladimir N. Silynaev to allow for defining
- * ioctls within modules
- */
-#define LINUX_IOCTL_SET(n,low,high) \
-static linux_ioctl_function_t linux_ioctl_##n; \
-static struct linux_ioctl_handler n##_handler = {linux_ioctl_##n, low, high}; \
-SYSINIT(n##register, SI_SUB_KLD, SI_ORDER_MIDDLE,\
-linux_ioctl_register_handler, &n##_handler); \
-SYSUNINIT(n##unregister, SI_SUB_KLD, SI_ORDER_MIDDLE,\
-linux_ioctl_unregister_handler, &n##_handler);
-
 /* Values for /dev/3dfx */
 /* Query IOCTLs */
 #define LINUX_IOCTL_TDFX_QUERY_BOARDS  0x3302
diff --git a/sys/dev/tdfx/tdfx_linux.c b/sys/dev/tdfx/tdfx_linux.c
--- a/sys/dev/tdfx/tdfx_linux.c
+++ b/sys/dev/tdfx/tdfx_linux.c
@@ -42,7 +42,7 @@
  * Linux emulation IOCTL for /dev/tdfx
  */
 static int
-linux_ioctl_tdfx(struct thread *td, struct linux_ioctl_args* args)
+tdfx_linux_ioctl(struct thread *td, struct linux_ioctl_args* args)
 {
    cap_rights_t rights;
    int error = 0;