char *getPath2(char *, char *);
char *getPath3(char *, char *, char*);
char *getStringCopy(char *);
+char *getStringCopyN(char *, int);
char *getStringToLower(char *);
void setString(char **, char *);
boolean strEqual(char *, char *);
+boolean strEqualN(char *, char *, int);
+boolean strEqualPrefix(char *, char *);
+boolean strEqualSuffix(char *, char *);
void GetOptions(char **, void (*print_usage_function)(void));