diff --git a/cppad_lib/cppad_colpack.cpp b/cppad_lib/cppad_colpack.cpp
index dc3327053..739363292 100644
--- a/cppad_lib/cppad_colpack.cpp
+++ b/cppad_lib/cppad_colpack.cpp
@@ -17,7 +17,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
 
 # if CPPAD_HAS_COLPACK == 0
 namespace CppAD { namespace local {
-    CPPAD_LIB_EXPORT void this_routine_should_never_get_called(void)
+    void this_routine_should_never_get_called(void)
     {   CPPAD_ASSERT_UNKNOWN(false); }
 } }
 # else // CPPAD_HAS_COLPACK
@@ -52,7 +52,7 @@ the entry with index (i, adolc_pattern[i][k]) is a non-zero
 in the sparsity pattern for the matrix.
 */
 // ----------------------------------------------------------------------
-CPPAD_LIB_EXPORT void cppad_colpack_general(
+void cppad_colpack_general(
     CppAD::vector<size_t>&               color         ,
     size_t                               m             ,
     size_t                               n             ,
@@ -164,7 +164,7 @@ For i = 0 , ... , m-1, and for k = 1, ... ,adolc_pattern[i][0],
 the entry with index (i, adolc_pattern[i][k]) is
 in the sparsity pattern for the symmetric matrix.
 */
-CPPAD_LIB_EXPORT void cppad_colpack_symmetric(
+void cppad_colpack_symmetric(
     CppAD::vector<size_t>&               color         ,
     size_t                               m             ,
     const CppAD::vector<unsigned int*>&  adolc_pattern )
diff --git a/cppad_lib/json_parser.cpp b/cppad_lib/json_parser.cpp
index fac417d9f..ac0910cee 100644
--- a/cppad_lib/json_parser.cpp
+++ b/cppad_lib/json_parser.cpp
@@ -20,7 +20,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
 // documentation for this routine is in the file below
 # include <cppad/local/graph/json_parser.hpp>
 
-CPPAD_LIB_EXPORT void CppAD::local::graph::json_parser(
+void CppAD::local::graph::json_parser(
     const std::string& json      ,
     cpp_graph&         graph_obj )
 {   using std::string;
diff --git a/cppad_lib/json_writer.cpp b/cppad_lib/json_writer.cpp
index 250345c6e..add4b20a9 100644
--- a/cppad_lib/json_writer.cpp
+++ b/cppad_lib/json_writer.cpp
@@ -17,7 +17,7 @@ in the Eclipse Public License, Version 2.0 are satisfied:
 // documentation for this routine is in the file below
 # include <cppad/local/graph/json_writer.hpp>
 
-CPPAD_LIB_EXPORT void CppAD::local::graph::json_writer(
+void CppAD::local::graph::json_writer(
     std::string&                              json                   ,
     const cpp_graph&                          graph_obj              )
 {   using std::string;
diff --git a/include/cppad/local/cppad_colpack.hpp b/include/cppad/local/cppad_colpack.hpp
index ee96ab5fe..6dd022180 100644
--- a/include/cppad/local/cppad_colpack.hpp
+++ b/include/cppad/local/cppad_colpack.hpp
@@ -59,7 +59,7 @@ it is not the case that both
 This routine tries to minimize, with respect to the choice of colors,
 the number of colors.
 */
-extern void cppad_colpack_general(
+CPPAD_LIB_EXPORT void cppad_colpack_general(
           CppAD::vector<size_t>&         color         ,
     size_t                               m             ,
     size_t                               n             ,
@@ -91,7 +91,7 @@ The properties of this coloring have not yet been determined; see
 Efficient Computation of Sparse Hessians Using Coloring
 and Automatic Differentiation (pdf/ad/gebemedhin14.pdf)
 */
-extern void cppad_colpack_symmetric(
+CPPAD_LIB_EXPORT void cppad_colpack_symmetric(
           CppAD::vector<size_t>&         color         ,
     size_t                               n             ,
     const CppAD::vector<unsigned int*>&  adolc_pattern
diff --git a/include/cppad/local/graph/json_parser.hpp b/include/cppad/local/graph/json_parser.hpp
index 17bcc7c7e..a28d2c045 100644
--- a/include/cppad/local/graph/json_parser.hpp
+++ b/include/cppad/local/graph/json_parser.hpp
@@ -42,7 +42,7 @@ Upon return it is a $cref cpp_ad_graph$$ representation of this function.
 $head Prototype$$
 $srccode%hpp% */
 namespace CppAD { namespace local { namespace graph {
-    void json_parser(
+    CPPAD_LIB_EXPORT void json_parser(
         const std::string&  json      ,
         cpp_graph&          graph_obj
     );
diff --git a/include/cppad/local/graph/json_writer.hpp b/include/cppad/local/graph/json_writer.hpp
index 36a4cb39f..299c56cc0 100644
--- a/include/cppad/local/graph/json_writer.hpp
+++ b/include/cppad/local/graph/json_writer.hpp
@@ -41,7 +41,7 @@ This is a $code cpp_graph$$ object.
 $head Prototype$$
 $srccode%hpp% */
 namespace CppAD { namespace local { namespace graph {
-    void json_writer(
+    CPPAD_LIB_EXPORT void json_writer(
         std::string&       json        ,
         const cpp_graph&   graph_obj
     );