void *abook_malloc(size_t size);
void *abook_realloc(void *ptr, size_t size);
FILE *abook_fopen (const char *path, const char *mode);
void *abook_malloc(size_t size);
void *abook_realloc(void *ptr, size_t size);
FILE *abook_fopen (const char *path, const char *mode);
void launch_wwwbrowser(int item);
void launch_mutt(int item);
void print_stderr(int item);
void launch_wwwbrowser(int item);
void launch_mutt(int item);
void print_stderr(int item);