set	prototyped
cat{
	#if defined(__STDPP__directive) && defined(__STDPP__hide)
	__STDPP__directive pragma pp:hide ioctl
	#else
	#define ioctl		______ioctl
	#endif
}end
one	termio.h termios.h sys/termios.h sgtty.h sys/ttyio.h sys/ioctl.h
cat{
	#if _sys_ioctl && !defined(_IOR)
	#include <sys/ioctl.h>
	#endif
	#if defined(__STDPP__directive) && defined(__STDPP__hide)
	__STDPP__directive pragma pp:nohide ioctl
	#else
	#undef	ioctl
	#endif
	#if !defined(linux)
	extern int		ioctl(int, int, ...);
	#endif
}end