n2s
#define n2s(c, s) ((s = (((unsigned int)((c)[0])) << 8) | (((unsigned int)((c)[1])))), c += 2)
#undef n2s
#define n2s(c, l) (l = ((IDEA_INT)(*((c)++))) << 8L, \
#define n2s(c, s) ((s = (((unsigned int)((c)[0])) << 8) | (((unsigned int)((c)[1])))), (c) += 2)