diff --git a/sys/compat/linux/arch/alpha/linux_machdep.h b/sys/compat/linux/arch/alpha/linux_machdep.h
index 1e89214af50d..0054d5b9d9cd 100644
--- a/sys/compat/linux/arch/alpha/linux_machdep.h
+++ b/sys/compat/linux/arch/alpha/linux_machdep.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: linux_machdep.h,v 1.9 2003/10/10 18:08:04 matt Exp $	*/
+/*	$NetBSD: linux_machdep.h,v 1.10 2005/11/11 23:22:08 chs Exp $	*/
 
 /*-
  * Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
@@ -39,7 +39,9 @@
 #ifndef _ALPHA_LINUX_MACHDEP_H
 #define _ALPHA_LINUX_MACHDEP_H
 
+#include <compat/linux/common/linux_types.h>
 #include <compat/linux/common/linux_signal.h>
+#include <compat/linux/common/linux_siginfo.h>
 
 /*
  * The Linux sigcontext, pretty much a standard alpha trapframe.
diff --git a/sys/compat/linux/arch/m68k/linux_machdep.h b/sys/compat/linux/arch/m68k/linux_machdep.h
index 30040c88784b..2513026ac675 100644
--- a/sys/compat/linux/arch/m68k/linux_machdep.h
+++ b/sys/compat/linux/arch/m68k/linux_machdep.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: linux_machdep.h,v 1.4 2002/07/13 08:28:41 scw Exp $	*/
+/*	$NetBSD: linux_machdep.h,v 1.5 2005/11/11 23:22:08 chs Exp $	*/
 
 /*-
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -40,7 +40,9 @@
 #define _M68K_LINUX_MACHDEP_H
 
 #include <m68k/frame.h>
+#include <compat/linux/common/linux_types.h>
 #include <compat/linux/common/linux_signal.h>
+#include <compat/linux/common/linux_siginfo.h>
 
 /*
  * Signal stack definitions for old signal interface.
diff --git a/sys/compat/linux/arch/mips/linux_machdep.h b/sys/compat/linux/arch/mips/linux_machdep.h
index f2619b09f213..5c1063180ad3 100644
--- a/sys/compat/linux/arch/mips/linux_machdep.h
+++ b/sys/compat/linux/arch/mips/linux_machdep.h
@@ -1,4 +1,4 @@
-/* $NetBSD: linux_machdep.h,v 1.6 2005/02/26 23:10:19 perry Exp $ */
+/* $NetBSD: linux_machdep.h,v 1.7 2005/11/11 23:22:08 chs Exp $ */
 
 /*-
  * Copyright (c) 1995, 2000, 2001 The NetBSD Foundation, Inc.
@@ -39,7 +39,9 @@
 #ifndef _MIPS_LINUX_MACHDEP_H
 #define _MIPS_LINUX_MACHDEP_H
 
+#include <compat/linux/common/linux_types.h>
 #include <compat/linux/common/linux_signal.h>
+#include <compat/linux/common/linux_siginfo.h>
 
 #if defined(ELFSIZE) && (ELFSIZE == 64)
 /*
diff --git a/sys/compat/linux/arch/powerpc/linux_machdep.h b/sys/compat/linux/arch/powerpc/linux_machdep.h
index d3fe65593c36..42bca9341228 100644
--- a/sys/compat/linux/arch/powerpc/linux_machdep.h
+++ b/sys/compat/linux/arch/powerpc/linux_machdep.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: linux_machdep.h,v 1.6 2005/02/26 23:10:19 perry Exp $ */
+/*	$NetBSD: linux_machdep.h,v 1.7 2005/11/11 23:22:08 chs Exp $ */
 
 /*-
  * Copyright (c) 1995, 2000, 2001 The NetBSD Foundation, Inc.
@@ -39,7 +39,9 @@
 #ifndef _POWERPC_LINUX_MACHDEP_H
 #define _POWERPC_LINUX_MACHDEP_H
 
+#include <compat/linux/common/linux_types.h>
 #include <compat/linux/common/linux_signal.h>
+#include <compat/linux/common/linux_siginfo.h>
 
 /*
  * From Linux's include/asm-ppc/ptrace.h