*/
extern FILE * try_fopen(char * path, char * mode, struct World * w, char * f);
extern void try_fclose(FILE * file, struct World * w, char * f);
extern void try_fgets(char * line, int size, FILE * file,
struct World * w, char * f);
*/
extern FILE * try_fopen(char * path, char * mode, struct World * w, char * f);
extern void try_fclose(FILE * file, struct World * w, char * f);
extern void try_fgets(char * line, int size, FILE * file,
struct World * w, char * f);