Type Alias GxB_unary_function 

pub type GxB_unary_function = Option<unsafe extern "C" fn(arg1: *mut c_void, arg2: *const c_void)>;

Aliased Type

pub enum GxB_unary_function {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *const c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *const c_void))

Some value of type T.