a fix (bug #10438: Raid stopped working because of change in atomic add detection).

include/my_global.h:
  a fix (bug #10438: Raid stopped working because of change in atomic add detection).
  In order to compile with atomic.h on itanium we redefine 'new' because it's used
  as a local variable in this file and conflicts with a kernel header.

include/my_global.h

@@ -287,9 +287,15 @@ C_MODE_START int __cxa_pure_virtual() {\
 #ifndef CONFIG_SMP
 #define CONFIG_SMP
 #endif
+#if defined(__ia64__)
+#define new my_arg_new
+#endif
 C_MODE_START
 #include <asm/atomic.h>
 C_MODE_END
+#if defined(__ia64__)
+#undef new
+#endif
 #endif
 #include <errno.h>				/* Recommended by debian */
 /* We need the following to go around a problem with openssl on solaris */