命令：
sudo make -f /usr/local/ssl/bin/openssl prefix=/usr install install-doc install-html install-info openssl=/usr/local/ssl/bin/
报错信息：
/usr/local/ssl/bin/openssl:1: warning: NUL character seen; rest of line ignored
/usr/local/ssl/bin/openssl:1: *** missing separator. Stop./usr/local/ssl/bin/openssl是makefile文件吗