int m_tempfd(char *dst, ssize_t n, const char *dir, const char *fmt);
FILE *m_tempfile(char *dst, ssize_t n, const char *dir, const char *fmt);
int m_tempfd(char *dst, ssize_t n, const char *dir, const char *fmt);
FILE *m_tempfile(char *dst, ssize_t n, const char *dir, const char *fmt);