--- a/ptrace.h
+++ b/ptrace.h
@@ -30,7 +30,14 @@
 #  define ptrace_peeksiginfo_args XXX_ptrace_peeksiginfo_args
 # endif
 
+#if POWERPC
+#include <linux/types.h>
+#define __ASSEMBLY__
+#endif
 # include <linux/ptrace.h>
+#if POWERPC
+#undef __ASSEMBLY__
+#endif
 
 # ifdef HAVE_STRUCT_IA64_FPREG
 #  undef ia64_fpreg
