mailparse_msg_parse_file
    (4.1.0 - 4.1.2 only, PECL)
mailparse_msg_parse_file -- Parses a file
Description
resource 
mailparse_msg_parse_file ( string filename )
   Parses a file.
   This is the optimal way of parsing a mail file that you have on disk.
  
Parameters
   
- filename
- 
       Path to the file holding the message.
       The file is opened and streamed through the parser.
       
Return Values
   Returns a MIME resource representing the structure, or
   FALSE on error.