diff --git a/sysdeps/unix/sysv/linux/alpha/bits/mman.h b/sysdeps/unix/sysv/linux/alpha/bits/mman.h
index 918043917b..bb41887479 100644
--- a/sysdeps/unix/sysv/linux/alpha/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/alpha/bits/mman.h
@@ -34,6 +34,10 @@
 #define PROT_WRITE	  0x2		/* Page can be written.  */
 #define PROT_EXEC	  0x4		/* Page can be executed.  */
 #define PROT_NONE	  0x0		/* Page can not be accessed.  */
+#define PROT_GROWSDOWN	  0x01000000	/* Extend change to start of
+					   growsdown vma (mprotect only).  */
+#define PROT_GROWSUP	  0x02000000	/* Extend change to start of
+					   growsup vma (mprotect only).  */
 
 /* Sharing types (must choose one and only one of these).  */
 #define MAP_SHARED	  0x01		/* Share changes.  */
@@ -52,7 +56,7 @@
 
 /* Not used by Linux, but here to make sure we don't clash with
    OSF/1 defines.  */
-#if 0 && defined(__USE_BSD)
+#if 0 && defined __USE_BSD
 # define MAP_HASSEMAPHORE 0x0200
 # define MAP_INHERIT	  0x0400
 # define MAP_UNALIGNED	  0x0800
@@ -104,7 +108,7 @@
 
 /* Not used by Linux, but here to make sure we don't clash with
    OSF/1 defines.  */
-#if 0 && defined(__USE_BSD)
+#if 0 && defined __USE_BSD
 # define MADV_DONTNEED_COMPAT 4	/* Old version?  */
 # define MADV_SPACEAVAIL 5	/* Ensure resources are available.  */
 #endif
diff --git a/sysdeps/unix/sysv/linux/arm/bits/mman.h b/sysdeps/unix/sysv/linux/arm/bits/mman.h
index c6d475b4de..4ec6839685 100644
--- a/sysdeps/unix/sysv/linux/arm/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/arm/bits/mman.h
@@ -34,6 +34,10 @@
 #define PROT_WRITE	0x2		/* Page can be written.  */
 #define PROT_EXEC	0x4		/* Page can be executed.  */
 #define PROT_NONE	0x0		/* Page can not be accessed.  */
+#define PROT_GROWSDOWN	0x01000000	/* Extend change to start of
+					   growsdown vma (mprotect only).  */
+#define PROT_GROWSUP	0x02000000	/* Extend change to start of
+					   growsup vma (mprotect only).  */
 
 /* Sharing types (must choose one and only one of these).  */
 #define MAP_SHARED	0x01		/* Share changes.  */
diff --git a/sysdeps/unix/sysv/linux/cris/bits/mman.h b/sysdeps/unix/sysv/linux/cris/bits/mman.h
index 2813f0947d..b66c0bdb68 100644
--- a/sysdeps/unix/sysv/linux/cris/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/cris/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/CRIS version.
-   Copyright (C) 1997, 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2000, 2001, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -34,6 +34,10 @@
 #define PROT_WRITE	0x2		/* Page can be written.  */
 #define PROT_EXEC	0x4		/* Page can be executed.  */
 #define PROT_NONE	0x0		/* Page can not be accessed.  */
+#define PROT_GROWSDOWN	0x01000000	/* Extend change to start of
+					   growsdown vma (mprotect only).  */
+#define PROT_GROWSUP	0x02000000	/* Extend change to start of
+					   growsup vma (mprotect only).  */
 
 /* Sharing types (must choose one and only one of these).  */
 #define MAP_SHARED	0x01		/* Share changes.  */
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
index 40db9f9b90..1eb1233814 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
@@ -27,6 +27,10 @@
 #define PROT_WRITE	0x2		/* page can be written */
 #define PROT_EXEC	0x4		/* page can be executed */
 #define PROT_NONE	0x0		/* page can not be accessed */
+#define PROT_GROWSDOWN	0x01000000	/* Extend change to start of
+					   growsdown vma (mprotect only).  */
+#define PROT_GROWSUP	0x02000000	/* Extend change to start of
+					   growsup vma (mprotect only).  */
 
 #define MAP_SHARED	0x01		/* Share changes */
 #define MAP_PRIVATE	0x02		/* Changes are private */
diff --git a/sysdeps/unix/sysv/linux/m68k/bits/mman.h b/sysdeps/unix/sysv/linux/m68k/bits/mman.h
index 350ea95bf9..815a3da88f 100644
--- a/sysdeps/unix/sysv/linux/m68k/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/m68k/bits/mman.h
@@ -34,6 +34,10 @@
 #define PROT_WRITE	0x2		/* Page can be written.  */
 #define PROT_EXEC	0x4		/* Page can be executed.  */
 #define PROT_NONE	0x0		/* Page can not be accessed.  */
+#define PROT_GROWSDOWN	0x01000000	/* Extend change to start of
+					   growsdown vma (mprotect only).  */
+#define PROT_GROWSUP	0x02000000	/* Extend change to start of
+					   growsup vma (mprotect only).  */
 
 /* Sharing types (must choose one and only one of these).  */
 #define MAP_SHARED	0x01		/* Share changes.  */