Updating PHP requirements in files  5.1.6
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 63f9e9c..eade10e 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -2,7 +2,7 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php
index 5aa4406..6b02e1e 100644
--- a/system/database/drivers/mssql/mssql_forge.php
+++ b/system/database/drivers/mssql/mssql_forge.php
@@ -2,7 +2,7 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php
index 09b1ec8..c0a20db 100644
--- a/system/database/drivers/mssql/mssql_result.php
+++ b/system/database/drivers/mssql/mssql_result.php
@@ -2,7 +2,7 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php
index e58c7e0..b867dd7 100644
--- a/system/database/drivers/mssql/mssql_utility.php
+++ b/system/database/drivers/mssql/mssql_utility.php
@@ -2,7 +2,7 @@
 /**
  * CodeIgniter
  *
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team