Keywords

The following identifiers are reserved for use as keywords and may not be used otherwise:

asm	default	for	short	union
auto	do	goto	signed	unsigned
break	double	if	sizeof	void
case	else	int	static	volatile
char	enum	long	struct	while
const	extern	register	switch
continue	float	return	typedef

The keyword asm is reserved in all compilation modes except -Xc. The keyword __asm is a synonym for asm and is available under all compilation modes, although a warning issued when it is used under the -Xc mode.

cdecl

near

far

huge

are reserved but ignored. cdecl is silently ignored; the other three will cause a warning to be issued.

Under the -Xk mode, the following are considered identifiers and are not reserved as keywords:

const

signed

volatile