Function INTEGER_unchecked 

pub(crate) unsafe extern "C-unwind" fn INTEGER_unchecked(
    x: SEXP,
) -> *mut c_int

Get mutable pointer to integer vector data.

For ALTREP vectors, this may force materialization. Prefer SexpExt::set_integer_elt() / SexpExt::integer_elt(). Unchecked FFI binding for INTEGER. Generated from source location line 2333, column 19. Generated from source file miniextendr-api/src/ffi.rs.