unify default ptrace_signal_deliver

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h
index 2df26b5..eb51a52 100644
--- a/arch/m68k/include/asm/signal.h
+++ b/arch/m68k/include/asm/signal.h
@@ -86,11 +86,10 @@
 
 #endif /* !CONFIG_CPU_HAS_NO_BITFIELDS */
 
-#ifdef __uClinux__
-#define ptrace_signal_deliver(regs, cookie) do { } while (0)
-#else
+#ifndef __uClinux__
 struct pt_regs;
 extern void ptrace_signal_deliver(struct pt_regs *regs, void *cookie);
+#define ptrace_signal_deliver ptrace_signal_deliver
 #endif /* __uClinux__ */
 
 #endif /* _M68K_SIGNAL_H */