| Value | Meaning |
|---|---|
| ABSTRACT16 | Indicates an abstract type. No instances can be created for an abstract type |
| VALUE_ABSTRACT32 | Indicates an abstract value type, i.e. a type that introduces a value table, but can't be used for g_value_init() |
| FINAL64 | Indicates a final type. A final type is a non-derivable leaf node in a deep derivable type hierarchy tree. Since: 2.70 |
Bit masks used to check or determine characteristics of a type.