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Add note about fgets() in 1987/wall/README.md

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As in why this was important to do (though once again keeping gets() is
a problem but it's a potential problem to not keep it as well).
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Cody Boone Ferguson committed 2023-04-07 10:55:17 -07:00
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@@ -23,7 +23,8 @@ make all
```
[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) made this safer by
using `fgets()` instead of `gets()`. The original source is in
using `fgets()` instead of `gets()`. This prevents a potentially alarming
warning at linking or runtime. The original source is in
[wall.alt.c](wall.alt.c) described below. Thank you Cody!