readlinkat
# define readlinkat(fd, path, buffer, bufferSize) \
readlinkat(int fd, const char *path, char *buffer, size_t bufferSize)
readlinkat(int fd, const char* path, char* buffer, size_t bufferSize)
readlinkat(int fd, const char *path, char *buffer, size_t bufferSize)
void readlinkat() {}
void readlinkat() {}