inside hives that has no meaning and won't give you the
default key.";
+ "value_key_len", (RSize, [AHive; AValue "val"]),
+ "return the length of a value's key",
+ "\
+Return the length of the key (name) of a (key, value) pair. The
+length can legitimately be 0, so errno is the necesary mechanism
+to check for errors.
+
+In the context of Windows Registries, a zero-length name means
+that this value is the default key for this node in the tree.
+This is usually written as C<\"@\">.";
+
"value_key", (RString, [AHive; AValue "val"]),
"return the key of a (key, value) pair",
"\
below which can be used to return the value in a more useful form when
you know the type in advance.";
+ "node_struct_length", (RSize, [AHive; ANode "node"]),
+ "return the length of a node",
+ "\
+Return the length of the node data structure.";
+
+ "value_struct_length", (RSize, [AHive; AValue "val"]),
+ "return the length of a value data structure",
+ "\
+Return the length of the value data structure.";
+
"value_value", (RLenTypeVal, [AHive; AValue "val"]),
"return data length, data type and data of a value",
"\