14
Here is my best guess at the english translation of the constants:
define ("_MF_TITLE","My Friends");
define ("_MF_EXISTS","This friend exists already!");
define ("_MF_BACKTOLIST","Back to Friends List");
define ("_MF_BACKTOMODPAGE","Back to Change Friends List");
define ("_MF_NEXT","Next");
define ("_MF_PREVIOUS","Previous");
define ("_MF_FRIENDSLIST","My Friends List");
define ("_MF_FRIENDSLIST_MOD","Change my Friends List");
define ("_MF_FRIENDSLIST_HAVE","I have ");
define ("_MF_FRIENDSLIST_ACTUAL"," Friend");
define ("_MF_FRIENDSLIST_SENDPM","Send a Message");
define ("_MF_FRIENDSLIST_OUT","Remove Friends From my List");
define ("_MF_FRIENDSLIST_IN","Add Friends to my List");
define ("_MF_PAGES","Pages");
define ("_MF_ALL","All");
define ("_MF_MEMBERS","Members");
define ("_MF_TO","of");
define ("_MF_FRIENDADDED","Friend Added");
define ("_MF_PROBLEM","Problem");
define ("_MF_FRIEND_DELETED","Friend Removed");
define ("_MF_BLOCKLIST","See my List");