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      #define __arch_putb(v,a)      (*(volatile unsigned char *)(a) = (v))
      #define __raw_writeb(v,a)     __arch_putb(v,a)
      #define outb(v,p)                 __raw_writeb(v,__io(p))
      ÔÚ(*(volatile unsigned char *)(a) = (v))ÖУ¬aÊÇÒ»¸öÎïÀíµØÖ·£¨ÊµµØÖ·£¬¶àÊýÊÇÌØÊ⹦ÄܼĴæÆ÷µØÖ·£©¡£(volatile unsigned char *)¶Ôa½øÐÐÀàÐÍת»»£¬³ÉΪһ¸öÖ¸Ïò¸ÃµØÖ·Ö¸Õ룬×îºó*(volatile unsigned char *)(a)ÒýÓøÃÖ¸Õë¶Ô¸ÃµØÖ·¸³Öµv¡£ÕâÑù¾Í¿ÉÒÔ´ïµ½·ÃÎʵײãÓ²¼þµÄÄ¿µÄÁË¡£


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configure: error: Unable to find libgd.(a|so)
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wget http://www.boutell.com/gd/http/gd-2.0.11.tar.gz
tar zxvf gd-2.0.11 ......

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1.µ½ÍøÉÏÏÂÔØrar for linux
2.tar zxvf   rarlinux-3.7.b1.tar.gz
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2. rar a ѹËõºóµÄÎļþÃû.rar ´ýѹÎļþ»òĿ¼
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rar: /lib/tls/libc.so.6: version `GLIBC_2.4' not found (required by rar)
ÔòÓÃÀïÃæÌṩµÄ rar_stati ......
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