4 files changed, 9 insertions, 7 deletions
diff --git a/backends/platform/wii/osystem.cpp b/backends/platform/wii/osystem.cpp
index ab2f2c6f0f..c2751f6ef4 100644
--- a/backends/platform/wii/osystem.cpp
+++ b/backends/platform/wii/osystem.cpp
@@ -229,21 +229,21 @@ void OSystem_Wii::lockMutex(MutexRef mutex) {
 	s32 res = LWP_MutexLock(*(mutex_t *)mutex);
 
 	if (res)
-		printf("ERROR locking mutex %p (%d)\n", mutex, res);
+		printf("ERROR locking mutex %p (%ld)\n", mutex, res);
 }
 
 void OSystem_Wii::unlockMutex(MutexRef mutex) {
 	s32 res = LWP_MutexUnlock(*(mutex_t *)mutex);
 
 	if (res)
-		printf("ERROR unlocking mutex %p (%d)\n", mutex, res);
+		printf("ERROR unlocking mutex %p (%ld)\n", mutex, res);
 }
 
 void OSystem_Wii::deleteMutex(MutexRef mutex) {
 	s32 res = LWP_MutexDestroy(*(mutex_t *)mutex);
 
 	if (res)
-		printf("ERROR destroying mutex %p (%d)\n", mutex, res);
+		printf("ERROR destroying mutex %p (%ld)\n", mutex, res);
 
 	free(mutex);
 }
diff --git a/backends/platform/wii/osystem_events.cpp b/backends/platform/wii/osystem_events.cpp
index 13f5d1fbe0..2499300a56 100644
--- a/backends/platform/wii/osystem_events.cpp
+++ b/backends/platform/wii/osystem_events.cpp
@@ -172,7 +172,7 @@ void OSystem_Wii::initEvents() {
 									TIMER_THREAD_PRIO);
 
 		if (res) {
-			printf("ERROR creating timer thread: %d\n", res);
+			printf("ERROR creating timer thread: %ld\n", res);
 			LWP_CloseQueue(timer_queue);
 		}
 
@@ -227,7 +227,9 @@ bool OSystem_Wii::pollKeyboard(Common::Event &event) {
 	int i;
 	keyboard_event kbdEvent;
 
-	if (!KEYBOARD_GetEvent(&kbdEvent) > 0)
+	s32 res = KEYBOARD_GetEvent(&kbdEvent);
+	
+	if (!res)
 		return false;
 
 	switch (kbdEvent.type) {
diff --git a/backends/platform/wii/osystem_gfx.cpp b/backends/platform/wii/osystem_gfx.cpp
index bb91242f98..c7989e95ad 100644
--- a/backends/platform/wii/osystem_gfx.cpp
+++ b/backends/platform/wii/osystem_gfx.cpp
@@ -713,7 +713,7 @@ void OSystem_Wii::setMouseCursor(const void *buf, uint w, uint h, int hotspotX,
 			}
 
 			// nasty, shouldn't the frontend set the alpha channel?
-			u16 *s = (u16 *) buf;
+			const u16 *s = (const u16 *) buf;
 			u16 *d = (u16 *) tmp;
 			for (u16 y = 0; y < h; ++y) {
 				for (u16 x = 0; x < w; ++x) {
diff --git a/backends/platform/wii/osystem_sfx.cpp b/backends/platform/wii/osystem_sfx.cpp
index 70a440a600..445bb2ef52 100644
--- a/backends/platform/wii/osystem_sfx.cpp
+++ b/backends/platform/wii/osystem_sfx.cpp
@@ -87,7 +87,7 @@ void OSystem_Wii::initSfx() {
 									SFX_THREAD_STACKSIZE, SFX_THREAD_PRIO);
 
 		if (res) {
-			printf("ERROR creating sfx thread: %d\n", res);
+			printf("ERROR creating sfx thread: %ld\n", res);
 			LWP_CloseQueue(sfx_queue);
 			return;
 		}