--- strace-4.8.orig/defs.h	2013-05-14 16:10:42.000000000 +0200
+++ strace-4.8/defs.h	2013-08-14 08:51:03.000000000 +0200
@@ -162,7 +162,7 @@ extern char *stpcpy(char *dst, const cha
 # define ptrace xptrace
 # include <sys/ptrace.h>
 # undef ptrace
-# ifdef POWERPC
+# if defined(POWERPC) || defined(ARM)
 #  define __KERNEL__
 #  include <asm/ptrace.h>
 #  undef __KERNEL__
@@ -222,11 +222,6 @@ extern long ptrace(int, int, char *, lon
 # define PTRACE_EVENT_EXIT	6
 #endif
 
-#if !defined(__GLIBC__)
-# define PTRACE_PEEKUSER PTRACE_PEEKUSR
-# define PTRACE_POKEUSER PTRACE_POKEUSR
-#endif
-
 #if USE_SEIZE
 # undef PTRACE_SEIZE
 # define PTRACE_SEIZE		0x4206