int readlink_and_canonicalize(const char *p, char **r);
int reset_all_signal_handlers(void);
int readlink_and_canonicalize(const char *p, char **r);
int reset_all_signal_handlers(void);
char* gethostname_malloc(void);
char* getlogname_malloc(void);
char* getusername_malloc(void);
char* gethostname_malloc(void);
char* getlogname_malloc(void);
char* getusername_malloc(void);
int unquote_first_word(const char **p, char **ret);
int unquote_many_words(const char **p, ...) _sentinel_;
int unquote_first_word(const char **p, char **ret);
int unquote_many_words(const char **p, ...) _sentinel_;