ONIGENC_ASCII_CODE_TO_UPPER_CASE  802 encoding.c         return (ONIGENC_IS_ASCII_CODE(c)?ONIGENC_ASCII_CODE_TO_UPPER_CASE(c):(c));
ONIGENC_ASCII_CODE_TO_UPPER_CASE 1265 encoding.c     	    if (ISLOWER(*s)) *s = ONIGENC_ASCII_CODE_TO_UPPER_CASE((int)*s);
ONIGENC_ASCII_CODE_TO_UPPER_CASE 1275 encoding.c     		if (ISLOWER(*s)) *s = ONIGENC_ASCII_CODE_TO_UPPER_CASE((int)*s);
ONIGENC_ASCII_CODE_TO_UPPER_CASE 1430 encoding.c         return rb_isascii(c) ? ONIGENC_ASCII_CODE_TO_UPPER_CASE(c) : c;