Parameters: FILE * file
Returns: LandDataFile*
Parameters: char const * filename
Parameters: char const * filename, char const * marker
Parameters: LandDataFile * self, char const * filename, int * size
Returns: void*
Parameters: LandDataFile * self, char const * pattern, int(* callback)(const char * filename, int attrib, void * param), void * param
Returns: int
Parameters: LandDataFile * datafile
no parameters