BETWEEN            52 libavformat/tedcaptionsdec.c #define HEX_DIGIT_TEST(c) (BETWEEN(c, '0', '9') || BETWEEN((c) | 32, 'a', 'z'))
BETWEEN           168 libavformat/tedcaptionsdec.c         if (BETWEEN(*cur_byte | 32, 'a', 'z'))
BETWEEN           183 libavformat/tedcaptionsdec.c     while (BETWEEN(*cur_byte, '0', '9')) {