CHAR_MIN
g->charjump = &g->charjump[-(CHAR_MIN)];
for (ch = CHAR_MIN; ch < (CHAR_MAX + 1); ch++)
free(&g->charjump[CHAR_MIN]);
#define OUT (CHAR_MIN - 1) /* a non-character value */
#define IGN (CHAR_MIN - 2)
free(&g->charjump[CHAR_MIN]);
#define NC_MAX (CHAR_MAX - CHAR_MIN + 1)
#if CHAR_MIN != 0