diff --git a/c/clang/_wrap/cursor.cpp b/c/clang/_wrap/cursor.cpp
index df501f4b..fb13f933 100644
--- a/c/clang/_wrap/cursor.cpp
+++ b/c/clang/_wrap/cursor.cpp
@@ -53,10 +53,16 @@ void wrap_clang_getElementType(CXType *Typ, CXType *elemTyp) { *elemTyp = clang_
 
 long long wrap_clang_getArraySize(CXType *arrayTyp) { return clang_getArraySize(*arrayTyp); }
 
+void wrap_clang_Type_getNamedType(CXType *typ, CXType *namedTyp) { *namedTyp = clang_Type_getNamedType(*typ); }
+
 void wrap_clang_getCanonicalType(CXType *typ, CXType *canonicalType) { *canonicalType = clang_getCanonicalType(*typ); }
 
 CXString wrap_clang_getTypeSpelling(CXType *typ) { return clang_getTypeSpelling(*typ); }
 
+void wrap_clang_getTypedefDeclUnderlyingType(CXCursor *cur, CXType *typ) {
+    *typ = clang_getTypedefDeclUnderlyingType(*cur);
+}
+
 CXString wrap_clang_getTokenSpelling(CXTranslationUnit unit, CXToken *token) {
     return clang_getTokenSpelling(unit, *token);
 }
diff --git a/c/clang/clang.go b/c/clang/clang.go
index db7c7168..b637d0ff 100644
--- a/c/clang/clang.go
+++ b/c/clang/clang.go
@@ -1863,6 +1863,20 @@ func (t Type) String() (ret String) {
 	return t.wrapString()
 }
 
+/**
+ * Retrieve the underlying type of a typedef declaration.
+ *
+ * If the cursor does not reference a typedef declaration, an invalid type is
+ * returned.
+ */
+// llgo:link (*Cursor).wrapTypedefDeclUnderlyingType C.wrap_clang_getTypedefDeclUnderlyingType
+func (c *Cursor) wrapTypedefDeclUnderlyingType(ret *Type) { return }
+
+func (c Cursor) TypedefDeclUnderlyingType() (ret Type) {
+	c.wrapTypedefDeclUnderlyingType(&ret)
+	return
+}
+
 /**
  * Retrieve the return type associated with a function type.
  *
@@ -1954,6 +1968,19 @@ func (t Type) ArraySize() (ret c.LongLong) {
 	return t.wrapArraySize()
 }
 
+/**
+ * Retrieve the type named by the qualified-id.
+ *
+ * If a non-elaborated type is passed in, an invalid type is returned.
+ */
+// llgo:link (*Type).wrapNamedType C.wrap_clang_Type_getNamedType
+func (t *Type) wrapNamedType(ret *Type) { return }
+
+func (t Type) NamedType() (ret Type) {
+	t.wrapNamedType(&ret)
+	return
+}
+
 /**
  * Return the canonical type for a CXType.
  *