fs/affs: remove redundant sys_tz declarations

sys_tz is already declared in include/linux/time.h

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c
index 406b298..abc8539 100644
--- a/fs/affs/amigaffs.c
+++ b/fs/affs/amigaffs.c
@@ -10,8 +10,6 @@
 
 #include "affs.h"
 
-extern struct timezone sys_tz;
-
 static char ErrorBuffer[256];
 
 /*
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index 930aac3..e217c51 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -14,7 +14,6 @@
 #include "affs.h"
 
 extern const struct inode_operations affs_symlink_inode_operations;
-extern struct timezone sys_tz;
 
 struct inode *affs_iget(struct super_block *sb, unsigned long ino)
 {
diff --git a/fs/affs/super.c b/fs/affs/super.c
index a67dc72..f754ab6 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -20,8 +20,6 @@
 #include <linux/writeback.h>
 #include "affs.h"
 
-extern struct timezone sys_tz;
-
 static int affs_statfs(struct dentry *dentry, struct kstatfs *buf);
 static int affs_remount (struct super_block *sb, int *flags, char *data);