denver 3.
(
  PHP Version: 	5.3.13;  
  OS : Windows NT SAKEN-A 6.1 build 7601 (Windows 7 Ultimate Edition Service Pack 1) i586;
  Apache Version: 	Apache/2.2.22 (Win32) mod_ssl/2.2.22 OpenSSL/1.0.1c PHP/5.3.13 Server at localhost Port 80
)

 <?php

     $to = "test.dev@gmail.com";

     $subject = "My subject";

     $txt = "Test message!";     

     $headers = 'From: webmaster@example.com' . "\r\n" .
    'Reply-To: webmaster@example.com' . "\r\n" .
    'X-Mailer: PHP/' . phpversion();     

     if (mail($to,$subject,$txt,$headers)) {
       echo "sends";   
     }    

?>