tweak to the new fopen mode constant names
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index d71f593..e0fa689 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -1070,7 +1070,7 @@
 			$attachment[$z++] = $h;

 			$file = filesize($filename) +1;

 			

-			if (! $fp = fopen($filename, FOPEN_READ_BOF))

+			if (! $fp = fopen($filename, FOPEN_READ))

 			{

 				$this->_set_error_message('email_attachment_unreadable', $filename);

 				return FALSE;

diff --git a/system/libraries/Log.php b/system/libraries/Log.php
index 370ab79..26757ba 100644
--- a/system/libraries/Log.php
+++ b/system/libraries/Log.php
@@ -97,7 +97,7 @@
 			$message .= "<"."?php  if (!defined('BASEPATH')) exit('No direct script access allowed'); ?".">\n\n";

 		}

 			

-		if (! $fp = @fopen($filepath, FOPEN_WRITE_CREATE_EOF))

+		if (! $fp = @fopen($filepath, FOPEN_WRITE_CREATE))

 		{

 			return FALSE;

 		}

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 853c162..0fc38dc 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -741,7 +741,7 @@
 			return FALSE;

 		}

 		

-		if (! $fp = @fopen($file, FOPEN_READ_WRITE_BOF))

+		if (! $fp = @fopen($file, FOPEN_READ_WRITE))

 		{

 			return FALSE;

 		}

diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php
index 6b59880..f7f47ab 100644
--- a/system/libraries/Zip.php
+++ b/system/libraries/Zip.php
@@ -301,7 +301,7 @@
 	 */	

 	function archive($filepath)

 	{

-		if (! ($fp = @fopen($filepath, FOPEN_WRITE_CREATE_BOF)))

+		if (! ($fp = @fopen($filepath, FOPEN_WRITE_CREATE_DESTRUCTIVE)))

 		{

 			return FALSE;

 		}