rem: return sys_open_attr(fd, attribute, openMode);
add: RETURN_AND_SET_ERRNO(status);
context: fs_open_attr(int fd, const char *attribute, uint32 type, int openMode){	if (openMode & O_CREAT)		return sys_create_attr(fd, attribute, type, openMode);	return sys_open_attr(fd, attribute, openMode);}