udev: Provide define to enable compilation with kernel 2.6.32.33 headers

SVN-Revision: 28453

package/udev/patches/0003-add_btn_trigger_happy_define.patch

+--- a/extras/input_id/input_id.c
++++ b/extras/input_id/input_id.c
+@@ -30,6 +30,10 @@
+ #include "libudev.h"
+ #include "libudev-private.h"
+ 
++#ifndef BTN_TRIGGER_HAPPY
++#define BTN_TRIGGER_HAPPY 0x2c0
++#endif
++
+ /* we must use this kernel-compatible implementation */
+ #define BITS_PER_LONG (sizeof(unsigned long) * 8)
+ #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)