diff --git a/LAGraph/config/LAGraph.h.in b/LAGraph/config/LAGraph.h.in
index 104f26ed8..87d5965da 100644
--- a/LAGraph/config/LAGraph.h.in
+++ b/LAGraph/config/LAGraph.h.in
@@ -66,7 +66,7 @@
     #error "The GraphBLAS library must support the v2.0 C API Specification"
 #endif
 
-#if ( _MSC_VER && !__INTEL_COMPILER )
+#if ( _MSC_VER && !__INTEL_COMPILER && LG_DLL )
     #ifdef LG_LIBRARY
         // compiling LAGraph itself, exporting symbols to user apps
         #define LAGRAPH_PUBLIC __declspec ( dllexport )
diff --git a/LAGraph/experimental/CMakeLists.txt b/LAGraph/experimental/CMakeLists.txt
index b1f181360..292e5cafa 100644
--- a/LAGraph/experimental/CMakeLists.txt
+++ b/LAGraph/experimental/CMakeLists.txt
@@ -33,6 +33,8 @@ SET_TARGET_PROPERTIES ( lagraphx PROPERTIES
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/dlls )
 target_link_libraries ( lagraphx PRIVATE lagraph ${GRAPHBLAS_LIBRARIES} )
 target_link_directories ( lagraphx BEFORE PUBLIC ${CMAKE_SOURCE_DIR}/build )
+target_compile_definitions ( lagraphx PRIVATE LGX_LIBRARY )
+target_compile_definitions ( lagraphx PUBLIC LGX_DLL )
 
 #-------------------------------------------------------------------------------
 # static lagraphx library properties
diff --git a/LAGraph/experimental/test/CMakeLists.txt b/LAGraph/experimental/test/CMakeLists.txt
index 5bd25d339..0f5a62cab 100644
--- a/LAGraph/experimental/test/CMakeLists.txt
+++ b/LAGraph/experimental/test/CMakeLists.txt
@@ -44,6 +44,8 @@ SET_TARGET_PROPERTIES ( lagraphxtest PROPERTIES
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/dlls )
 target_link_libraries ( lagraphxtest PRIVATE lagraph lagraphtest ${GRAPHBLAS_LIBRARIES} )
 target_link_directories ( lagraphxtest BEFORE PUBLIC ${CMAKE_SOURCE_DIR}/build )
+target_compile_definitions ( lagraphxtest PRIVATE LGX_TEST_LIBRARY )
+target_compile_definitions ( lagraphxtest PUBLIC LGX_TEST_DLL )
 
 #-------------------------------------------------------------------------------
 # static lagraphxtest library properties
diff --git a/LAGraph/include/LAGraph.h b/LAGraph/include/LAGraph.h
index c4e14d735..e27e67d4a 100644
--- a/LAGraph/include/LAGraph.h
+++ b/LAGraph/include/LAGraph.h
@@ -66,7 +66,7 @@
     #error "The GraphBLAS library must support the v2.0 C API Specification"
 #endif
 
-#if ( _MSC_VER && !__INTEL_COMPILER )
+#if ( _MSC_VER && !__INTEL_COMPILER && LG_DLL )
     #ifdef LG_LIBRARY
         // compiling LAGraph itself, exporting symbols to user apps
         #define LAGRAPH_PUBLIC __declspec ( dllexport )
diff --git a/LAGraph/include/LAGraphX.h b/LAGraph/include/LAGraphX.h
index 67d65876f..c17b2fbbe 100644
--- a/LAGraph/include/LAGraphX.h
+++ b/LAGraph/include/LAGraphX.h
@@ -19,6 +19,19 @@
 #include <GraphBLAS.h>
 #include <LAGraph.h>
 
+#if ( _MSC_VER && !__INTEL_COMPILER && LGX_DLL )
+    #ifdef LGX_LIBRARY
+        // compiling LAGraph itself, exporting symbols to user apps
+        #define LAGRAPHX_PUBLIC __declspec ( dllexport )
+    #else
+        // compiling the user application, importing symbols from LAGraph
+        #define LAGRAPHX_PUBLIC __declspec ( dllimport )
+    #endif
+#else
+    // for other compilers
+    #define LAGRAPHX_PUBLIC
+#endif
+
 //==============================================================================
 // Experimental methods: in experimental/algorithm and experimental/utility
 //==============================================================================
@@ -31,12 +44,12 @@
 // LAGraph_Random_*: Random number generator
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_Random_Init
 (
     char *msg
 ) ;
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_Random_Finalize
 (
     char *msg
@@ -44,10 +57,10 @@ int LAGraph_Random_Finalize
 
 #if defined ( COVERAGE )
 // for testing only
-LAGRAPH_PUBLIC bool random_hack ;
+LAGRAPHX_PUBLIC extern bool random_hack ;
 #endif
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_Random_Seed     // construct a random seed vector
 (
     // input/output
@@ -57,7 +70,7 @@ int LAGraph_Random_Seed     // construct a random seed vector
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_Random_Next     // advance to next random vector
 (
     // input/output
@@ -65,7 +78,7 @@ int LAGraph_Random_Next     // advance to next random vector
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_Random_Matrix    // random matrix of any built-in type
 (
     // output
@@ -151,7 +164,7 @@ typedef struct
 }
 LAGraph_Contents ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SWrite_HeaderStart  // write the first part of the JSON header
 (
     FILE *f,                    // file to write to
@@ -159,7 +172,7 @@ int LAGraph_SWrite_HeaderStart  // write the first part of the JSON header
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SWrite_HeaderItem   // write a single item to the JSON header
 (
     // inputs:
@@ -173,7 +186,7 @@ int LAGraph_SWrite_HeaderItem   // write a single item to the JSON header
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SWrite_HeaderItem   // write a single item to the JSON header
 (
     // inputs:
@@ -188,14 +201,14 @@ int LAGraph_SWrite_HeaderItem   // write a single item to the JSON header
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SWrite_HeaderEnd    // write the end of the JSON header
 (
     FILE *f,                    // file to write to
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SWrite_Item  // write the serialized blob of a matrix/vector/text
 (
     // input:
@@ -205,7 +218,7 @@ int LAGraph_SWrite_Item  // write the serialized blob of a matrix/vector/text
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SRead   // read a set of matrices from a *.lagraph file
 (
     FILE *f,                        // file to read from
@@ -216,7 +229,7 @@ int LAGraph_SRead   // read a set of matrices from a *.lagraph file
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 void LAGraph_SFreeContents      // free the Contents returned by LAGraph_SRead
 (
     // input/output
@@ -224,7 +237,7 @@ void LAGraph_SFreeContents      // free the Contents returned by LAGraph_SRead
     GrB_Index ncontents
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SSaveSet            // save a set of matrices from a *.lagraph file
 (
     // inputs:
@@ -252,7 +265,7 @@ int LAGraph_SLoadSet            // load a set of matrices from a *.lagraph file
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 void LAGraph_SFreeSet           // free a set of matrices
 (
     // input/output
@@ -280,7 +293,7 @@ void LAGraph_SFreeSet           // free a set of matrices
  * @retval GrB_SUCCESS      if completed successfully (equal or not)
  * @retval GrB_NULL_POINTER if kmax, ntris, nedges, nsteps is NULL
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_AllKTruss   // compute all k-trusses of a graph
 (
     // outputs
@@ -308,7 +321,7 @@ int LAGraph_AllKTruss   // compute all k-trusses of a graph
  * @retval GrB_NULL_POINTER if C or C_type is NULL
  * @return Any GraphBLAS errors that may have been encountered
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_KTruss      // compute the k-truss of a graph
 (
     // outputs:
@@ -335,7 +348,7 @@ int LAGraph_KTruss      // compute the k-truss of a graph
  * @retval GrB_SUCCESS      if completed successfully
  * @retval GrB_NULL_POINTER if result is NULL
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_cc_lacc (
     GrB_Vector *result,
     GrB_Matrix A,
@@ -360,7 +373,7 @@ int LAGraph_cc_lacc (
  * @retval GrB_INVALID_VALUE  if A is not square, s is not a valid vertex index
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_basic
 (
     GrB_Vector *pd_output,
@@ -383,7 +396,7 @@ GrB_Info LAGraph_BF_basic
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_basic_pushpull
 (
     GrB_Vector *pd_output,
@@ -406,7 +419,7 @@ GrB_Info LAGraph_BF_basic_pushpull
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_basic_mxv
 (
     GrB_Vector *pd_output,      //the pointer to the vector of distance
@@ -431,7 +444,7 @@ GrB_Info LAGraph_BF_basic_mxv
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_full
 (
     GrB_Vector *pd_output,
@@ -458,7 +471,7 @@ GrB_Info LAGraph_BF_full
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_full1
 (
     GrB_Vector *pd_output,
@@ -485,7 +498,7 @@ GrB_Info LAGraph_BF_full1
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_full1a
 (
     GrB_Vector *pd_output,
@@ -512,7 +525,7 @@ GrB_Info LAGraph_BF_full1a
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_full2
 (
     GrB_Vector *pd_output,      //the pointer to the vector of distance
@@ -539,7 +552,7 @@ GrB_Info LAGraph_BF_full2
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_full_mxv
 (
     GrB_Vector *pd_output,
@@ -571,7 +584,7 @@ GrB_Info LAGraph_BF_full_mxv
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_pure_c
 (
     int32_t **pd,
@@ -608,7 +621,7 @@ GrB_Info LAGraph_BF_pure_c
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  *
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_BF_pure_c_double
 (
     double **pd,
@@ -642,7 +655,7 @@ GrB_Info LAGraph_BF_pure_c_double
  * @retval GrB_OUT_OF_MEMORY  if allocation fails.
  * @retval GrB_NO_VALUE       if A has a negative weight cycle
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_cdlp
 (
     GrB_Vector *CDLP_handle,
@@ -671,7 +684,7 @@ int LAGraph_cdlp
  * @retval GrB_DOMAIN_MISMATCH if type of Y0 is not FP32 or FP64, or the types of
  *                             W or Bias arent the same as Y0
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_dnn
 (
     // output
@@ -696,7 +709,7 @@ GrB_Info LAGraph_dnn
  * @retval GrB_NULL_POINTER    If D or D_type is NULL
  * @retval GrB_INVALID_VALUE   If G is not square
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 GrB_Info LAGraph_FW
 (
     const GrB_Matrix G,
@@ -721,7 +734,7 @@ GrB_Info LAGraph_FW
  * @retval GrB_NULL_POINTER   If LCC_handle or LCC_type is NULL
  * @retval GrB_INVALID_VALUE  If A is not stored in CSR format
  */
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_lcc            // compute lcc for all nodes in A
 (
     GrB_Vector *LCC_handle,     // output vector
@@ -735,7 +748,7 @@ int LAGraph_lcc            // compute lcc for all nodes in A
 
 //****************************************************************************
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_msf
 (
     GrB_Matrix *result, // output: an unsymmetrical matrix, the spanning forest
@@ -746,7 +759,7 @@ int LAGraph_msf
 
 //****************************************************************************
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_scc (
     GrB_Vector *result,     // output: array of component identifiers
     GrB_Matrix A,           // input matrix
@@ -754,7 +767,7 @@ int LAGraph_scc (
 ) ;
 
 //****************************************************************************
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_VertexCentrality_Triangle       // vertex triangle-centrality
 (
     // outputs:
@@ -767,7 +780,7 @@ int LAGraph_VertexCentrality_Triangle       // vertex triangle-centrality
 ) ;
 
 //****************************************************************************
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_MaximalIndependentSet       // maximal independent set
 (
     // outputs:
@@ -782,7 +795,7 @@ int LAGraph_MaximalIndependentSet       // maximal independent set
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LG_CC_FastSV5           // SuiteSparse:GraphBLAS method, with GxB extensions
 (
     // output
@@ -796,7 +809,7 @@ int LG_CC_FastSV5           // SuiteSparse:GraphBLAS method, with GxB extensions
 // kcore algorithms
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_KCore_All
 (
     // outputs:
@@ -807,7 +820,7 @@ int LAGraph_KCore_All
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_KCore
 (
     // outputs:
@@ -818,7 +831,7 @@ int LAGraph_KCore
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_KCore_Decompose
 (
     // outputs:
@@ -834,7 +847,7 @@ int LAGraph_KCore_Decompose
 // counting graphlets
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_FastGraphletTransform
 (
     // outputs:
@@ -845,7 +858,7 @@ int LAGraph_FastGraphletTransform
     char *msg
 ) ;
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_SquareClustering
 (
     // outputs:
@@ -859,7 +872,7 @@ int LAGraph_SquareClustering
 // a simple example of an algorithm
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LAGRAPHX_PUBLIC
 int LAGraph_HelloWorld // a simple algorithm, just for illustration
 (
     // output
diff --git a/LAGraph/src/CMakeLists.txt b/LAGraph/src/CMakeLists.txt
index e96ccc4c2..c7b8b1cfa 100644
--- a/LAGraph/src/CMakeLists.txt
+++ b/LAGraph/src/CMakeLists.txt
@@ -38,6 +38,8 @@ SET_TARGET_PROPERTIES ( lagraph PROPERTIES
 target_link_libraries ( lagraph PRIVATE ${GRAPHBLAS_LIBRARIES} ${M_LIB} )
 target_link_directories ( lagraph BEFORE PUBLIC ${CMAKE_SOURCE_DIR}/build )
 target_include_directories ( lagraph PUBLIC include/ )
+target_compile_definitions ( lagraph PRIVATE LG_LIBRARY )
+target_compile_definitions ( lagraph PUBLIC LG_DLL )
 # install ( FILES ${LAGRAPH_INCLUDE} DESTINATION include)
 
 #-------------------------------------------------------------------------------
diff --git a/LAGraph/src/test/CMakeLists.txt b/LAGraph/src/test/CMakeLists.txt
index 2bcf887af..fcc618810 100644
--- a/LAGraph/src/test/CMakeLists.txt
+++ b/LAGraph/src/test/CMakeLists.txt
@@ -46,6 +46,8 @@ SET_TARGET_PROPERTIES ( lagraphtest PROPERTIES
     RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/dlls )
 target_link_libraries ( lagraphtest PRIVATE lagraph ${GRAPHBLAS_LIBRARIES} )
 target_link_directories ( lagraphtest BEFORE PUBLIC ${CMAKE_SOURCE_DIR}/build )
+target_compile_definitions ( lagraphtest PRIVATE LG_TEST_LIBRARY )
+target_compile_definitions ( lagraphtest PUBLIC LG_TEST_DLL )
 
 #-------------------------------------------------------------------------------
 # static lagraphtest library properties
diff --git a/LAGraph/src/test/LG_brutal_malloc.c b/LAGraph/src/test/LG_brutal_malloc.c
index 6db6373ef..1af8e12cf 100644
--- a/LAGraph/src/test/LG_brutal_malloc.c
+++ b/LAGraph/src/test/LG_brutal_malloc.c
@@ -19,6 +19,7 @@
 // LAGr_Init.
 
 #include "LG_internal.h"
+#include "LG_test.h"
 
 //------------------------------------------------------------------------------
 // global variables: LG_brutal and LG_nmalloc
@@ -38,14 +39,14 @@
 // It is decremented by LG_brutal_free.  After LAGraph_Finalize is called,
 // this value should be zero.  If nonzero, a memory leak has occured.
 
-int64_t LG_brutal = -1 ;
-int64_t LG_nmalloc = 0 ;
+LG_TEST_PUBLIC int64_t LG_brutal = -1 ;
+LG_TEST_PUBLIC int64_t LG_nmalloc = 0 ;
 
 //------------------------------------------------------------------------------
 // LG_brutal_malloc
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_malloc      // return pointer to allocated block of memory
 (
     size_t size             // # of bytes to allocate
@@ -83,7 +84,7 @@ void *LG_brutal_malloc      // return pointer to allocated block of memory
 // LG_brutal_calloc
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_calloc      // return pointer to allocated block of memory
 (
     size_t nitems,          // # of items to allocate
@@ -103,7 +104,7 @@ void *LG_brutal_calloc      // return pointer to allocated block of memory
 // LG_brutal_free
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void LG_brutal_free
 (
     void *p                 // block to free
@@ -125,7 +126,7 @@ void LG_brutal_free
 // LG_brutal_realloc
 //------------------------------------------------------------------------------
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_realloc     // return pointer to reallocated memory
 (
     void *p,                // block to realloc
diff --git a/LAGraph/src/test/include/LG_test.h b/LAGraph/src/test/include/LG_test.h
index 0808286aa..f7fc10d01 100644
--- a/LAGraph/src/test/include/LG_test.h
+++ b/LAGraph/src/test/include/LG_test.h
@@ -17,6 +17,19 @@
 #include <GraphBLAS.h>
 #include <LAGraph.h>
 
+#if ( _MSC_VER && !__INTEL_COMPILER && LG_TEST_DLL )
+    #ifdef LG_TEST_LIBRARY
+        // compiling LAGraph itself, exporting symbols to user apps
+        #define LG_TEST_PUBLIC __declspec ( dllexport )
+    #else
+        // compiling the user application, importing symbols from LAGraph
+        #define LG_TEST_PUBLIC __declspec ( dllimport )
+    #endif
+#else
+    // for other compilers
+    #define LG_TEST_PUBLIC
+#endif
+
 int LG_check_bfs
 (
     // input
@@ -133,32 +146,32 @@ int LG_check_export
 //      all entries cleared, if an out-of-memory failure occurs (GrB_assign
 //      in particular).  See src/test/test_vector for an example.
 
-LAGRAPH_PUBLIC int LG_brutal_setup (char *msg) ;
-LAGRAPH_PUBLIC int LG_brutal_teardown (char *msg) ;
+LG_TEST_PUBLIC int LG_brutal_setup (char *msg) ;
+LG_TEST_PUBLIC int LG_brutal_teardown (char *msg) ;
 
-LAGRAPH_PUBLIC extern int64_t LG_brutal ;
-LAGRAPH_PUBLIC extern int64_t LG_nmalloc ;
+LG_TEST_PUBLIC extern int64_t LG_brutal ;
+LG_TEST_PUBLIC extern int64_t LG_nmalloc ;
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_malloc      // return pointer to allocated block of memory
 (
     size_t size             // # of bytes to allocate
 ) ;
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_calloc      // return pointer to allocated block of memory
 (
     size_t nitems,          // # of items to allocate
     size_t itemsize         // # of bytes per item
 ) ;
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void LG_brutal_free
 (
     void *p                 // block to free
 ) ;
 
-LAGRAPH_PUBLIC
+LG_TEST_PUBLIC
 void *LG_brutal_realloc     // return pointer to reallocated memory
 (
     void *p,                // block to realloc
diff --git a/LAGraph/src/utility/LAGraph_Global.c b/LAGraph/src/utility/LAGraph_Global.c
index a74320f2d..c102d297d 100644
--- a/LAGraph/src/utility/LAGraph_Global.c
+++ b/LAGraph/src/utility/LAGraph_Global.c
@@ -22,10 +22,10 @@
 //------------------------------------------------------------------------------
 
 // These are modified by LAGraph_Init and LAGr_Init:
-void * (* LAGraph_Malloc_function  ) (size_t)         = malloc ;
-void * (* LAGraph_Calloc_function  ) (size_t, size_t) = calloc ;
-void * (* LAGraph_Realloc_function ) (void *, size_t) = realloc ;
-void   (* LAGraph_Free_function    ) (void *)         = free ;
+LAGRAPH_PUBLIC void * (* LAGraph_Malloc_function  ) (size_t)         = malloc ;
+LAGRAPH_PUBLIC void * (* LAGraph_Calloc_function  ) (size_t, size_t) = calloc ;
+LAGRAPH_PUBLIC void * (* LAGraph_Realloc_function ) (void *, size_t) = realloc ;
+LAGRAPH_PUBLIC void   (* LAGraph_Free_function    ) (void *)         = free ;
 
 //------------------------------------------------------------------------------
 // threading control
diff --git a/LAGraph/src/utility/LG_internal.h b/LAGraph/src/utility/LG_internal.h
index 10028c327..e1bbfacea 100644
--- a/LAGraph/src/utility/LG_internal.h
+++ b/LAGraph/src/utility/LG_internal.h
@@ -25,7 +25,6 @@
 // include files
 //------------------------------------------------------------------------------
 
-#define LG_LIBRARY
 #include <ctype.h>
 #include "LAGraph.h"