diff options
-rw-r--r-- | apps/rand.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/apps/rand.c b/apps/rand.c index cfbba30755..fa9bc023f4 100644 --- a/apps/rand.c +++ b/apps/rand.c @@ -62,7 +62,7 @@ int MAIN(int argc, char **argv) else badopt = 1; } - else if (isdigit(argv[i][0])) + else if (isdigit((unsigned char)argv[i][0])) { if (num < 0) { |