pub type Rdb_exists = Option<unsafe extern "C" fn(name: *const c_char, canCache: *mut Rboolean, arg1: *mut R_ObjectTable) -> Rboolean>;
Aliased Type§
enum Rdb_exists {
None,
Some(unsafe extern "C" fn(*const i8, *mut Rboolean, *mut Struct__R_ObjectTable) -> Rboolean),
}