Type Alias s7_pfunc 

pub type s7_pfunc = Option<unsafe extern "C" fn(sc: *mut s7_scheme) -> s7_pointer>;

Aliased Type

pub enum s7_pfunc {
    None,
    Some(unsafe extern "C" fn(*mut s7_scheme) -> *mut s7_cell),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut s7_scheme) -> *mut s7_cell)

Some value of type T.