Type Alias vprintf_like_t 

pub type vprintf_like_t = Option<unsafe extern "C" fn(arg1: *const c_char, arg2: va_list) -> c_int>;

Aliased Type

pub enum vprintf_like_t {
    None,
    Some(unsafe extern "C" fn(*const u8, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const u8, *mut c_void) -> i32)

Some value of type T.