diff --git a/includes/module.inc b/includes/module.inc
index 389593b81f1..2e8476572e1 100644
--- a/includes/module.inc
+++ b/includes/module.inc
@@ -1,98 +1,98 @@
-<?php
-// $Id$
-
-// initialize modules:
-function module_init() {
-  module_list();
-}
-
-// apply function $function to every known module:
-function module_iterate($function, $argument = "") {
-  foreach (module_list() as $name) $function($name, $argument);
-}
-
-// invoke hook $hook of module $name with optional arguments:
-function module_invoke($name, $hook, $a1 = NULL, $a2 = NULL, $a3 = NULL, $a4 = NULL) {
-  $function = $name ."_". $hook;
-  if (function_exists($function)) {
-    return $function($a1, $a2, $a3, $a4);
-  }
-}
-
-// return array of module names (includes lazy module loading):
-function module_list() {
-  static $list;
-
-  if (!$list) {
-    if ($handle = @opendir("modules")) {
-      $list = array();
-      while ($file = readdir($handle)) {
-        if (".module" == substr($file, -7)) {
-          $filename = substr($file, 0, -7);
-          $list[$filename] = $filename;
-          include "modules/$filename.module";
-        }
-      }
-      closedir($handle);
-      asort($list);
-    }
-    else {
-      $list = array();
-    }
-  }
-
-  return $list;
-}
-
-// return 1 if module $name exists, 0 otherwise:
-function module_exist($name) {
-  $list = module_list();
-  return ($list[$name]) ? 1 : 0;
-}
-
-// return 1 if module $name implements hook $hook, 0 otherwise:
-function module_hook($name, $hook) {
-  return function_exists($name ."_". $hook);
-}
-
-// rehash module-exported blocks:
-function module_rehash_blocks($name) {
-  db_query("UPDATE blocks SET remove = '1' WHERE module = '$name'");
-
-  if ($blocks = module_invoke($name, "block")) {
-    foreach ($blocks as $delta => $block) {
-      foreach ($block as $item => $data) {
-        $block[$item] = addslashes($data);
-      }
-      if (!db_fetch_object(db_query("SELECT * FROM blocks WHERE module = '$name' AND name = '$block[info]'"))) {
-        db_query("INSERT INTO blocks (name, module, delta) VALUES ('$block[info]', '$name', '$delta')");
-      }
-      else {
-        db_query("UPDATE blocks SET delta = '$delta', remove = '0' WHERE module = '$name' AND name = '$block[info]'");
-      }
-    }
-  }
-
-  db_query("DELETE FROM blocks WHERE module = '$name' AND remove = '1'");
-}
-
-// rehash a module:
-function module_rehash($name) {
-  if (module_exist($name)) {
-    $result = db_query("SELECT * FROM modules WHERE name = '$name'");
-
-    if (!$object = db_fetch_object($result)) {
-      db_query("INSERT INTO modules (name) VALUES ('$name')");
-    }
-
-    // rehash module-exported blocks (if necessary):
-    module_rehash_blocks($name);
-  }
-  else {
-    // remove all reference to module:
-    db_query("DELETE FROM modules WHERE name = '$name'");
-    db_query("DELETE FROM blocks WHERE module = '$name'");
-  }
-}
-
-?>
+<?php
+// $Id$
+
+// initialize modules:
+function module_init() {
+  module_list();
+}
+
+// apply function $function to every known module:
+function module_iterate($function, $argument = "") {
+  foreach (module_list() as $name) $function($name, $argument);
+}
+
+// invoke hook $hook of module $name with optional arguments:
+function module_invoke($name, $hook, $a1 = NULL, $a2 = NULL, $a3 = NULL, $a4 = NULL) {
+  $function = $name ."_". $hook;
+  if (function_exists($function)) {
+    return $function($a1, $a2, $a3, $a4);
+  }
+}
+
+// return array of module names (includes lazy module loading):
+function module_list() {
+  static $list;
+
+  if (!$list) {
+    if ($handle = @opendir("modules")) {
+      $list = array();
+      while ($file = readdir($handle)) {
+        if (".module" == substr($file, -7)) {
+          $filename = substr($file, 0, -7);
+          $list[$filename] = $filename;
+          include "modules/$filename.module";
+        }
+      }
+      closedir($handle);
+      asort($list);
+    }
+    else {
+      $list = array();
+    }
+  }
+
+  return $list;
+}
+
+// return 1 if module $name exists, 0 otherwise:
+function module_exist($name) {
+  $list = module_list();
+  return ($list[$name]) ? 1 : 0;
+}
+
+// return 1 if module $name implements hook $hook, 0 otherwise:
+function module_hook($name, $hook) {
+  return function_exists($name ."_". $hook);
+}
+
+// rehash module-exported blocks:
+function module_rehash_blocks($name) {
+  db_query("UPDATE blocks SET remove = '1' WHERE module = '$name'");
+
+  if ($blocks = module_invoke($name, "block")) {
+    foreach ($blocks as $delta => $block) {
+      foreach ($block as $item => $data) {
+        $block[$item] = addslashes($data);
+      }
+      if (!db_fetch_object(db_query("SELECT * FROM blocks WHERE module = '$name' AND name = '$block[info]'"))) {
+        db_query("INSERT INTO blocks (name, module, delta) VALUES ('$block[info]', '$name', '$delta')");
+      }
+      else {
+        db_query("UPDATE blocks SET delta = '$delta', remove = '0' WHERE module = '$name' AND name = '$block[info]'");
+      }
+    }
+  }
+
+  db_query("DELETE FROM blocks WHERE module = '$name' AND remove = '1'");
+}
+
+// rehash a module:
+function module_rehash($name) {
+  if (module_exist($name)) {
+    $result = db_query("SELECT * FROM modules WHERE name = '$name'");
+
+    if (!$object = db_fetch_object($result)) {
+      db_query("INSERT INTO modules (name) VALUES ('$name')");
+    }
+
+    // rehash module-exported blocks (if necessary):
+    module_rehash_blocks($name);
+  }
+  else {
+    // remove all reference to module:
+    db_query("DELETE FROM modules WHERE name = '$name'");
+    db_query("DELETE FROM blocks WHERE module = '$name'");
+  }
+}
+
+?>