is_leadbyte
if (is_leadbyte(ch) == 0)
if (is_leadbyte(ch) == 0)
if (is_leadbyte(ch) == 0)
if (is_leadbyte(ch) == 0)
if (is_leadbyte(ch) == 0)
if (!is_leadbyte(ch))
if (is_leadbyte((wc >> 8) & 0xFF) == 0 ||