Index: uspace/lib/drv/generic/driver.c
===================================================================
--- uspace/lib/drv/generic/driver.c	(revision af6b515772b7e673b3f80cc8621a65997fed0821)
+++ uspace/lib/drv/generic/driver.c	(revision 2a770a353fe05cd6e406eeda253484c7e8695968)
@@ -233,5 +233,4 @@
 {
 	ddf_fun_t *fun = NULL;
-	printf("driver_get_function handle=%" PRIun "\n", handle);
 	
 	fibril_mutex_lock(&functions_mutex);
@@ -240,5 +239,4 @@
 	while (link != functions) {
 		fun = list_get_instance(link, ddf_fun_t, link);
-		printf(" - fun handle %" PRIun "\n", fun->handle);
 		if (fun->handle == handle) {
 			fibril_mutex_unlock(&functions_mutex);
Index: uspace/lib/drv/include/ddf/driver.h
===================================================================
--- uspace/lib/drv/include/ddf/driver.h	(revision af6b515772b7e673b3f80cc8621a65997fed0821)
+++ uspace/lib/drv/include/ddf/driver.h	(revision 2a770a353fe05cd6e406eeda253484c7e8695968)
@@ -142,5 +142,5 @@
 } driver_t;
 
-int ddf_driver_main(driver_t *);
+extern int ddf_driver_main(driver_t *);
 
 extern ddf_fun_t *ddf_fun_create(ddf_dev_t *, fun_type_t, const char *);
@@ -149,5 +149,5 @@
 extern int ddf_fun_add_match_id(ddf_fun_t *, const char *, int);
 
-extern int ddf_fun_add_to_class(ddf_fun_t *fun, const char *class_name);
+extern int ddf_fun_add_to_class(ddf_fun_t *, const char *);
 
 #endif