# LINT: "! word" is two tokens
if ! condition; then echo nope; else yep; fi &&
# LINT: "!word" is single token, not two tokens "!" and "word"
test_prerequisite !MINGW &&
# LINT: "word!word" is single token, not three tokens "word", "!", and "word"
mail uucp!address &&
# LINT: "!word!" is single token, not three tokens "!", "word", and "!"
echo !whatever!