- valgame->loc < -1 || valgame->loc > NLOCATIONS ||
- valgame->newloc < -1 || valgame->newloc > NLOCATIONS ||
- valgame->oldloc < -1 || valgame->oldloc > NLOCATIONS ||
- valgame->oldlc2 < -1 || valgame->oldlc2 > NLOCATIONS) {
+ valgame->loc < 0 || valgame->loc > NLOCATIONS ||
+ valgame->newloc < 0 || valgame->newloc > NLOCATIONS ||
+ valgame->oldloc < 0 || valgame->oldloc > NLOCATIONS ||
+ valgame->oldlc2 < 0 || valgame->oldlc2 > NLOCATIONS) {