UTF_8_4_OCTET_LEADING_P 1194 src/coding.c if (UTF_8_4_OCTET_LEADING_P (c)) UTF_8_4_OCTET_LEADING_P 1385 src/coding.c if (UTF_8_4_OCTET_LEADING_P (c1)) UTF_8_4_OCTET_LEADING_P 6296 src/coding.c else if (UTF_8_4_OCTET_LEADING_P (c))