```
pair_tag_highlighter.c:249:13: warning: function declaration isn't a prototype [-Wstrict-prototypes]
pair_tag_highlighter.c: In function `findMatchingTag':
pair_tag_highlighter.c:249:13: warning: type of `openingBracket' defaults to `int' [-Wmissing-parameter-type]
pair_tag_highlighter.c:249:13: warning: type of `closingBracket' defaults to `int' [-Wmissing-parameter-type]
```
Argument types missing