单项选择题
A.无需进行额外处理 B.将char类型声明修改为:unsigned char C.在编译选项中-fsigned-char D.在编译选项中设置-mabi=lp64
A.7 B.10 C.12 D.14
A.ncurses B.php70w-mysql C.cmake D.libaio-devel