char *getHelpTextFilename(void);
char *getLevelSetInfoFilename(void);
char *getLevelSetTitleMessageFilename(int, boolean);
+char *getCreditsFilename(int, boolean);
+char *getProgramInfoFilename(int);
char *getImageFilename(char *);
char *getCustomImageFilename(char *);
char *getCustomSoundFilename(char *);
const void *));
void sortTreeInfo(TreeInfo **);
void freeTreeInfo(TreeInfo *);
+TreeInfo *addTopTreeInfoNode(TreeInfo *);
char *getHomeDir(void);
char *getPersonalDataDir(void);