[PATCH] drop obsolete stat/waitpid/s(sg)etmask/signal from ARM build

The following patch drops the above functions from the ARM port; we've
already removed them from the syscall table on ARM, so we can safely
remove these from the ARM build.

fs/stat.c

@@ -125,7 +125,9 @@ int vfs_fstat(unsigned int fd, struct kstat *stat)
 	return error;
 }
 
-#if !defined(__alpha__) && !defined(__sparc__) && !defined(__ia64__) && !defined(CONFIG_ARCH_S390) && !defined(__hppa__) && !defined(__x86_64__)
+#if !defined(__alpha__) && !defined(__sparc__) && !defined(__ia64__) \
+ && !defined(CONFIG_ARCH_S390) && !defined(__hppa__) && !defined(__x86_64__) \
+ && !defined(__arm__)
 
 /*
  * For backward compatibility?  Maybe this should be moved

kernel/exit.c

@@ -687,7 +687,7 @@ asmlinkage long sys_wait4(pid_t pid,unsigned int * stat_addr, int options, struc
 	return retval;
 }
 
-#if !defined(__alpha__) && !defined(__ia64__)
+#if !defined(__alpha__) && !defined(__ia64__) && !defined(__arm__)
 
 /*
  * sys_waitpid() remains for compatibility. waitpid() should be

kernel/signal.c

@@ -1273,7 +1273,7 @@ sys_rt_sigaction(int sig, const struct sigaction *act, struct sigaction *oact,
 #endif /* __sparc__ */
 #endif
 
-#if !defined(__alpha__) && !defined(__ia64__)
+#if !defined(__alpha__) && !defined(__ia64__) && !defined(__arm__)
 /*
  * For backwards compatibility.  Functionality superseded by sigprocmask.
  */
@@ -1301,7 +1301,8 @@ sys_ssetmask(int newmask)
 }
 #endif /* !defined(__alpha__) */
 
-#if !defined(__alpha__) && !defined(__ia64__) && !defined(__mips__)
+#if !defined(__alpha__) && !defined(__ia64__) && !defined(__mips__) && \
+    !defined(__arm__)
 /*
  * For backwards compatibility.  Functionality superseded by sigaction.
  */
@@ -1318,4 +1319,4 @@ sys_signal(int sig, __sighandler_t handler)
 
 	return ret ? ret : (unsigned long)old_sa.sa.sa_handler;
 }
-#endif /* !alpha && !__ia64__ && !defined(__mips__) */
+#endif /* !alpha && !__ia64__ && !defined(__mips__) && !defined(__arm__) */