[PARISC] use CONFIG_64BIT instead of __LP64__

- additionally update my copyright timestamps

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/arch/parisc/lib/bitops.c b/arch/parisc/lib/bitops.c
index f352666..e3eb739 100644
--- a/arch/parisc/lib/bitops.c
+++ b/arch/parisc/lib/bitops.c
@@ -17,7 +17,7 @@
 };
 #endif
 
-#ifdef __LP64__
+#ifdef CONFIG_64BIT
 unsigned long __xchg64(unsigned long x, unsigned long *ptr)
 {
 	unsigned long temp, flags;
@@ -56,7 +56,7 @@
 }
 
 
-#ifdef __LP64__
+#ifdef CONFIG_64BIT
 unsigned long __cmpxchg_u64(volatile unsigned long *ptr, unsigned long old, unsigned long new)
 {
 	unsigned long flags;