rem: const unsigned char *s = (unsigned char *)p;
add: const unsigned char *s = (const unsigned char *)p;
context: static const char *get_exclude_tok(const char *p, int *len_ptr, int *incl_ptr,				   int xflags){	const unsigned char *s = (unsigned char *)p;	int len;	if (xflags & XFLG_WORD_SPLIT) {		/* Skip over any initial whitespace. */		while (isspace(*s))			s++;	}	/* Is this a '+' or '-' followed by a space (not whitespace)? */	if (!(xflags & XFLG_NO_PREFIXES)	    && (*s == '-' || *s == '+') && s[1] == ' ') {		*incl_ptr = *s == '+';		s += 2;	} else		*incl_ptr = xflags & XFLG_DEF_INCLUDE;	if (xflags & XFLG_WORD_SPLIT) {		const unsigned char *cp = s;		/* Token ends at whitespace or the end of the string. */		while (!isspace(*cp) && *cp != '\0')			cp++;		len = cp - s;	} else		len = strlen(s);	if (*s == '!' && len == 1 && !(xflags & XFLG_NO_PREFIXES)	    && (const char *)s == p)		*incl_ptr = -1;	*len_ptr = len;	return (const char *)s;}