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Quite a few instances of the Cardinal Error of Ctype were turned up
by a grep I just did. Oops. [originally from svn r6113]
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@ -76,7 +76,7 @@ static game_params *dup_params(game_params *params)
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static void decode_params(game_params *ret, char const *string)
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{
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ret->w = ret->h = atoi(string);
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while (*string && isdigit(*string)) string++;
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while (*string && isdigit((unsigned char)*string)) string++;
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if (*string == 'x') {
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string++;
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ret->h = atoi(string);
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