Whitespace normalization.
diff --git a/Tools/scripts/findlinksto.py b/Tools/scripts/findlinksto.py
index 06821cd..e4731a5 100755
--- a/Tools/scripts/findlinksto.py
+++ b/Tools/scripts/findlinksto.py
@@ -10,33 +10,33 @@
 import getopt
 
 def main():
-	try:
-		opts, args = getopt.getopt(sys.argv[1:], '')
-		if len(args) < 2:
-			raise getopt.error, 'not enough arguments'
-	except getopt.error, msg:
-		sys.stdout = sys.stderr
-		print msg
-		print 'usage: findlinksto pattern directory ...'
-		sys.exit(2)
-	pat, dirs = args[0], args[1:]
-	prog = regex.compile(pat)
-	for dirname in dirs:
-		os.path.walk(dirname, visit, prog)
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], '')
+        if len(args) < 2:
+            raise getopt.error, 'not enough arguments'
+    except getopt.error, msg:
+        sys.stdout = sys.stderr
+        print msg
+        print 'usage: findlinksto pattern directory ...'
+        sys.exit(2)
+    pat, dirs = args[0], args[1:]
+    prog = regex.compile(pat)
+    for dirname in dirs:
+        os.path.walk(dirname, visit, prog)
 
 def visit(prog, dirname, names):
-	if os.path.islink(dirname):
-		names[:] = []
-		return
-	if os.path.ismount(dirname):
-		print 'descend into', dirname
-	for name in names:
-		name = os.path.join(dirname, name)
-		try:
-			linkto = os.readlink(name)
-			if prog.search(linkto) >= 0:
-				print name, '->', linkto
-		except os.error:
-			pass
+    if os.path.islink(dirname):
+        names[:] = []
+        return
+    if os.path.ismount(dirname):
+        print 'descend into', dirname
+    for name in names:
+        name = os.path.join(dirname, name)
+        try:
+            linkto = os.readlink(name)
+            if prog.search(linkto) >= 0:
+                print name, '->', linkto
+        except os.error:
+            pass
 
 main()