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NULL not back-ticked

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Alexander Merritt 2016-06-29 10:17:12 -04:00
parent 565474aadd
commit 161ba12fad
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src/doc/book/ffi.md
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@ -521,7 +521,7 @@ against `libc` and `libm` by default.
# The "nullable pointer optimization"
Certain types are defined to not be `NULL`. This includes references (`&T`,
Certain types are defined to not be NULL. This includes references (`&T`,
`&mut T`), boxes (`Box<T>`), and function pointers (`extern "abi" fn()`).
When interfacing with C, pointers that might be NULL are often used.
As a special case, a generic `enum` that contains exactly two variants, one of