parisc: Avoid using CONFIG_64BIT in userspace exported headers

The gcc compiler provide the predefined __LP64__ macro. Use that
instead.

Signed-off-by: Helge Deller <deller@gmx.de>

arch/parisc/include/uapi/asm/sembuf.h

@@ -1,6 +1,8 @@
 #ifndef _PARISC_SEMBUF_H
 #define _PARISC_SEMBUF_H
 
+#include <asm/bitsperlong.h>
+
 /* 
  * The semid64_ds structure for parisc architecture.
  * Note extra padding because this structure is passed back and forth
@@ -13,11 +15,11 @@
 
 struct semid64_ds {
 	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
-#ifndef CONFIG_64BIT
+#if __BITS_PER_LONG != 64
 	unsigned int	__pad1;
 #endif
 	__kernel_time_t	sem_otime;		/* last semop time */
-#ifndef CONFIG_64BIT
+#if __BITS_PER_LONG != 64
 	unsigned int	__pad2;
 #endif
 	__kernel_time_t	sem_ctime;		/* last change time */