int getStringArrayLength(char **);
void freeStringArray(char **);
char *getUnescapedString(const char *);
int getStringArrayLength(char **);
void freeStringArray(char **);
char *getUnescapedString(const char *);
boolean strEqual(const char *, const char *);
boolean strEqualN(const char *, const char *, int);
boolean strEqualCase(const char *, const char *);
boolean strEqual(const char *, const char *);
boolean strEqualN(const char *, const char *, int);
boolean strEqualCase(const char *, const char *);
void *checked_realloc(void *, unsigned int);
void checked_free(void *);
void clear_mem(void *, unsigned int);
void *checked_realloc(void *, unsigned int);
void checked_free(void *);
void clear_mem(void *, unsigned int);
void swap_numbers(int *, int *);
void swap_number_pairs(int *, int *, int *, int *);
void swap_numbers(int *, int *);
void swap_number_pairs(int *, int *, int *, int *);