diff --git a/src/add-ons/kernel/drivers/arch/x86/keyboard/keyboard.c b/src/add-ons/kernel/drivers/arch/x86/keyboard/keyboard.c
index 9c2a252ce7..6a9f227049 100644
--- a/src/add-ons/kernel/drivers/arch/x86/keyboard/keyboard.c
+++ b/src/add-ons/kernel/drivers/arch/x86/keyboard/keyboard.c
@@ -36,6 +36,7 @@ static sem_id keyboard_sem;
 static mutex keyboard_read_mutex;
 static char keyboard_buf[1024];
 static unsigned int head, tail;
+int32	api_version = B_CUR_DRIVER_API_VERSION;
 
 // stolen from nujeffos
 const char unshifted_keymap[128] = {
@@ -277,8 +278,8 @@ device_hooks keyboard_hooks = {
 	&keyboard_write,
 	NULL,
 	NULL,
-//	NULL,
-//	NULL
+	NULL,
+	NULL
 };
 
 static int setup_keyboard(void)
@@ -307,8 +308,6 @@ status_t init_hardware()
 	setup_keyboard();
 	int_set_io_interrupt_handler(0x21,&handle_keyboard_interrupt, NULL);
 
-//	devfs_publish_device(DEVICE_NAME, NULL, &keyboard_hooks);
-
 	return 0;
 }
 
diff --git a/src/add-ons/kernel/drivers/arch/x86/ps2mouse/ps2mouse.c b/src/add-ons/kernel/drivers/arch/x86/ps2mouse/ps2mouse.c
index a3394b8bae..66aa06d512 100644
--- a/src/add-ons/kernel/drivers/arch/x86/ps2mouse/ps2mouse.c
+++ b/src/add-ons/kernel/drivers/arch/x86/ps2mouse/ps2mouse.c
@@ -58,6 +58,7 @@
 #include <arch/x86/ps2mouse.h>
 
 #define DEVICE_NAME "ps2mouse"
+int32	api_version = B_CUR_DRIVER_API_VERSION;
 
 /////////////////////////////////////////////////////////////////////////
 // interrupt
@@ -207,8 +208,8 @@ device_hooks ps2_mouse_hooks = {
 	&mouse_write,
 	NULL,
 	NULL,
-//	NULL,
-//	NULL
+	NULL,
+	NULL
 }; // ps2_mouse_hooks
 
 /////////////////////////////////////////////////////////////////////////
@@ -327,9 +328,6 @@ status_t init_hardware()
 	if(mouse_sem < 0)
 	   panic("failed to create PS/2 mouse semaphore!\n");
 
-	// register device file-system like operations
-//	devfs_publish_device("ps2mouse", NULL, &ps2_mouse_hooks);
-
 	return 0;
 } // mouse_dev_init
 
diff --git a/src/add-ons/kernel/drivers/random/driver.c b/src/add-ons/kernel/drivers/random/driver.c
index 273e90e23f..f827274c0a 100644
--- a/src/add-ons/kernel/drivers/random/driver.c
+++ b/src/add-ons/kernel/drivers/random/driver.c
@@ -271,7 +271,7 @@ int32	api_version = B_CUR_DRIVER_API_VERSION;
 
 status_t init_hardware (void)
 {
-	dprintf (DRIVER_NAME ": init_hardware()\n");
+//	dprintf (DRIVER_NAME ": init_hardware()\n");
 	return B_OK;
 }
 
@@ -286,7 +286,7 @@ status_t init_driver (void)
 {
 	rng = new_chrand(8);
 	rand_mutex = create_sem(1, "RNG semaphore");
-	dprintf (DRIVER_NAME ": init_driver()\n");
+//	dprintf (DRIVER_NAME ": init_driver()\n");
 	return B_OK;
 }
 
@@ -300,7 +300,7 @@ void uninit_driver (void)
 {
 	kill_chrand(rng);
 	delete_sem(rand_mutex);
-	dprintf (DRIVER_NAME ": uninit_driver()\n");
+//	dprintf (DRIVER_NAME ": uninit_driver()\n");
 }
 
 
@@ -310,7 +310,7 @@ void uninit_driver (void)
 
 static status_t my_device_open (const char *name, uint32 flags, void** cookie)
 {
-	dprintf (DRIVER_NAME ": open(\"%s\")\n", name);
+//	dprintf (DRIVER_NAME ": open(\"%s\")\n", name);
 	return B_OK;
 }
 
@@ -373,7 +373,7 @@ static status_t my_device_control (void* cookie, uint32 op, void* arg, size_t le
 
 static status_t my_device_close (void* cookie)
 {
-	dprintf (DRIVER_NAME ": close()\n");
+//	dprintf (DRIVER_NAME ": close()\n");
 	return B_OK;
 }
 
@@ -386,7 +386,7 @@ static status_t my_device_close (void* cookie)
 	
 static status_t my_device_free (void* cookie)
 {
-	dprintf (DRIVER_NAME ": free()\n");
+//	dprintf (DRIVER_NAME ": free()\n");
 	return B_OK;
 }
 
@@ -426,7 +426,7 @@ static device_hooks my_device_hooks = {
 
 const char **publish_devices()
 {
-	dprintf (DRIVER_NAME ": publish_devices()\n");
+//	dprintf (DRIVER_NAME ": publish_devices()\n");
 	return my_device_name;
 }
 
@@ -437,7 +437,7 @@ const char **publish_devices()
 device_hooks *find_device(const char* name)
 {
 	int	i;
-	dprintf (DRIVER_NAME ": find_device(\"%s\")\n", name);
+//	dprintf (DRIVER_NAME ": find_device(\"%s\")\n", name);
 	for (i = 0; my_device_name[i] != NULL; i++)
 		if (strcmp (name, my_device_name [i]) == 0)
 			return &my_device_hooks;