#include uint8_t __attribute__((cdecl)) i686_inb(uint16_t port); void __attribute__((cdecl)) i686_outb(uint16_t port, uint8_t value); uint16_t __attribute__((cdecl)) i686_inw(uint16_t port); void __attribute__((cdecl)) i686_outw(uint16_t port, uint16_t value);