pclose
    (PHP 3, PHP 4 )
pclose -- Closes process file pointer
Description
int 
pclose ( resource handle)
       Closes a file pointer to a pipe opened by      popen().     
       The file pointer must be valid, and must have been returned by a      successful call to popen().     
     Returns the termination status of the process that was      run.     
     See also popen().