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#ifndef _ASM_GENERIC_IOCTL_H
#define _ASM_GENERIC_IOCTL_H
#include <uapi/asm-generic/ioctl.h>
/* provoke compile error for invalid uses of size argument */
extern unsigned int __invalid_size_argument_for_IOC;
#define _IOC_TYPECHECK(t) \
((sizeof(t) == sizeof(t[1]) && \
sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
sizeof(t) : __invalid_size_argument_for_IOC)
#endif /* _ASM_GENERIC_IOCTL_H */
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