diff --git a/tools/libclang/CXTypes.cpp b/tools/libclang/CXTypes.cpp
index ae756c7..64e49fb 100644
--- a/tools/libclang/CXTypes.cpp
+++ b/tools/libclang/CXTypes.cpp
@@ -77,6 +77,8 @@
     TKCASE(Typedef);
     TKCASE(ObjCInterface);
     TKCASE(ObjCObjectPointer);
+    TKCASE(FunctionNoProto);
+    TKCASE(FunctionProto);
     default:
       return CXType_Unexposed;
   }
@@ -118,7 +120,8 @@
       return MakeCXType(VD->getType(), AU);
     if (ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(D))
       return MakeCXType(PD->getType(), AU);
-
+    if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D))
+      return MakeCXType(FD->getType(), AU);
     return MakeCXType(QualType(), AU);
   }
 
@@ -246,6 +249,8 @@
     TKIND(Typedef);
     TKIND(ObjCInterface);
     TKIND(ObjCObjectPointer);
+    TKIND(FunctionNoProto);
+    TKIND(FunctionProto);
   }
 #undef TKIND
   return cxstring::createCXString(s);
@@ -255,4 +260,15 @@
   return A.data[0] == B.data[0] && A.data[1] == B.data[1];;
 }
 
+CXType clang_getResultType(CXType X) {
+  QualType T = GetQualType(X);
+  if (!T.getTypePtr())
+    return MakeCXType(QualType(), GetASTU(X));
+  
+  if (const FunctionType *FD = T->getAs<FunctionType>())
+    return MakeCXType(FD->getResultType(), GetASTU(X));
+  
+  return MakeCXType(QualType(), GetASTU(X));
+}
+
 } // end: extern "C"