341 is only valid for x86, so don't use it for other architectures.
Add the correct numbers for ARM and PowerPC while at it.
#define MAX_HANDLE_SZ 128
#endif
#define MAX_HANDLE_SZ 128
#endif
# ifndef __NR_name_to_handle_at
# define __NR_name_to_handle_at 303
# endif
# ifndef __NR_name_to_handle_at
# define __NR_name_to_handle_at 303
# endif
# ifndef __NR_name_to_handle_at
# define __NR_name_to_handle_at 341
# endif
# ifndef __NR_name_to_handle_at
# define __NR_name_to_handle_at 341
# endif
+#elif defined __arm__
+# ifndef __NR_name_to_handle_at
+# define __NR_name_to_handle_at 370
+# endif
+#elif defined __powerpc__
+# ifndef __NR_name_to_handle_at
+# define __NR_name_to_handle_at 345
+# endif
+#else
+# ifndef __NR_name_to_handle_at
+# error __NR_name_to_handle_at is not defined
+# endif
#endif
#if !HAVE_DECL_NAME_TO_HANDLE_AT
#endif
#if !HAVE_DECL_NAME_TO_HANDLE_AT