Use .cpp suffix when detecting libraries. On some systems, g++

is required to correctly link with C++ libraries like wxw.

Tell OS X that the user is doing something when using the wiimote
so that the screensaver doesn't come on when playing a Wii game.

Replace unnecessary floating point with integer math.

Remove unnecessary <sys/stat.h>'s.

Correct a few type nits.


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5995 8ced0084-cf51-0410-be5f-012b33b47a6e

Externals/WiiUse/Src/io_osx.m

@@ -31,6 +31,7 @@
  *	@brief Handles device I/O for OS X.
  */
 
+#import <CoreServices/CoreServices.h>
 #define BLUETOOTH_VERSION_USE_CURRENT
 #import <IOBluetooth/objc/IOBluetoothDevice.h>
 #import <IOBluetooth/objc/IOBluetoothDeviceInquiry.h>
@@ -113,6 +114,8 @@ volatile int reader, writer, outstanding, watermark;
 	}
 
 	CFRunLoopStop(CFRunLoopGetCurrent());
+
+	UpdateSystemActivity(UsrActivity);
 }
 
 - (void) l2capChannelClosed: (IOBluetoothL2CAPChannel *) l2capChannel