sparc: combine unistd_{32,64}.h

This is complicated a little because compat_audit.c wants to see only
the 32bit syscall numbers, but is being built in a 64bit compile.
Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

arch/sparc/include/asm/Kbuild

@@ -15,8 +15,6 @@ header-y += signal_32.h
 header-y += signal_64.h
 header-y += stat_32.h
 header-y += stat_64.h
-header-y += unistd_32.h
-header-y += unistd_64.h
 
 header-y += apc.h
 header-y += asi.h

arch/sparc64/kernel/compat_audit.c

-#include <asm/unistd_32.h>
+#define __32bit_syscall_numbers__
+#include <asm/unistd.h>
 
 unsigned sparc32_dir_class[] = {
 #include <asm-generic/audit_dir_write.h>