pub type GucStringCheckHook = Option<unsafe extern "C-unwind" fn(newval: *mut *mut c_char, extra: *mut *mut c_void, source: Type) -> bool>;Aliased Type§
pub enum GucStringCheckHook {
None,
Some(unsafe extern "C-unwind" fn(*mut *mut i8, *mut *mut c_void, u32) -> bool),
}