HI i am using the os wallet, i have installed this but it states make sure you have the minerd executable and libraries in the same directory as maxcoin.....do i need to install something else here ?

Hi Guys can anyone advise me: i have installed on mac osx when i try to mine it staes make sure you have the minerdexecutable and libraries in the same directory ...

Where can i download the minerdexcutable file?