mfsRamSetFileGameCode


Format:	s32 mfsRamSetFileGameCode(MfsDirID dirID, u8* companyCode, u8* gameCode)
Arguments:	dirID	Directory ID of file (directory)
	*companyCode	Company code
	*gameCode	Game code
Return value:Error
Function:	Sets company code and game code of file (directory)
Description:	This function sets the company code and game code of the file (directory) specified by dirID.
The company code is a two-byte code, and the game code is a four-byte code.
To set only the company code or only the game code, specify NULL for the buffer corresponding to the code that is not to be set.

Main errors:
	MFS_ERR_NO	Normal termination
	MFS_ERR_NOTFOUND	Specified directory not found
	MFS_ERR_PROTECT	Write protected
			The file attribute is write protected, or the volume attribute is write protected, or the parent directory is write protected.