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#ifndef GPIO_SYSFS_H
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#define GPIO_SYSFS_H
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#define IN 0
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#define OUT 1
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#define LOW 0
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#define HIGH 1
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int gpio_export (int pin);
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int gpio_unexport (int pin);
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int gpio_direction (int pin, int dir);
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int gpio_read (int pin);
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int gpio_write (int pin, int value);
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#endif // GPIO_SYSFS_H
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