diff --git a/ports/rply/CMakeLists.txt b/ports/rply/CMakeLists.txt
index 1ba75b857..8885a79c4 100644
--- a/ports/rply/CMakeLists.txt
+++ b/ports/rply/CMakeLists.txt
@@ -11,33 +11,29 @@ include (GNUInstallDirs)
 
 file (GLOB target_headers "*.h")
 file (GLOB target_srcs "*.c" )
-add_library (${target_name} ${target_srcs} ${target_headers})
+
+if (MSVC)
+    set(sources_msvc "rply.def")
+endif()
+
+add_library (${target_name} ${target_srcs} ${target_headers} ${sources_msvc})
 
 target_include_directories (${target_name}
     PUBLIC $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
 )
 
-if (MSVC)
-    target_compile_definitions (${target_name} PRIVATE RPLY_BUILD_LIB)
-endif ()
-
-if (BUILD_SHARED_LIBS)
-    target_compile_definitions (${target_name} PUBLIC RPLY_SHARED_LIB)
-endif ()
-
 set_target_properties(${target_name} PROPERTIES
     C_STANDARD 11
 )
 
 if (MSVC)
+    target_compile_definitions(${target_name} PRIVATE _CRT_SECURE_NO_WARNINGS)
     set_target_properties(${target_name} PROPERTIES
         VS_DEBUGGER_WORKING_DIRECTORY $<TARGET_FILE_DIR:${target_name}>
     )
     set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT ${target_name})
 endif()
 
-message (STATUS "CMAKE_INSTALL_PREFIX = ${CMAKE_INSTALL_PREFIX}")
-
 install (TARGETS ${target_name} EXPORT ${target_name}-targets
     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
diff --git a/ports/rply/export_functions.patch b/ports/rply/export_functions.patch
deleted file mode 100644
index e86522167..000000000
--- a/ports/rply/export_functions.patch
+++ /dev/null
@@ -1,305 +0,0 @@
-diff --git a/rply.h b/rply.h
-index 9fa6da9..2e2a0c5 100644
---- a/rply.h
-+++ b/rply.h
-@@ -1,5 +1,5 @@
--#ifndef RPLY_H
--#define RPLY_H
-+#pragma once
-+
- /* ----------------------------------------------------------------------
-  * RPly library, read/write PLY files
-  * Diego Nehab, IMPA
-@@ -9,6 +9,19 @@
-  * at the end of this file.
-  * ---------------------------------------------------------------------- */
- 
-+#ifdef RPLY_SHARED_LIB
-+
-+#ifdef RPLY_BUILD_LIB
-+#define RPLY_DLL_DEF __declspec(dllexport)
-+#else
-+#define RPLY_DLL_DEF __declspec(dllimport)
-+#endif // RPLY_BUILD_LIB
-+
-+#else
-+#define RPLY_DLL_DEF
-+#endif // RPLY_SHARED_LIB
-+
-+
- #ifdef __cplusplus
- extern "C" {
- #endif
-@@ -57,6 +70,8 @@ typedef void (*p_ply_error_cb)(p_ply ply, const char *message);
-  * ply: handle returned by ply_open or ply_create
-  * idata,pdata: contextual information set in ply_open or ply_create
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_ply_user_data(p_ply ply, void **pdata, long *idata);
- 
- /* ----------------------------------------------------------------------
-@@ -68,6 +83,8 @@ int ply_get_ply_user_data(p_ply ply, void **pdata, long *idata);
-  *
-  * Returns 1 if successful, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- p_ply ply_open(const char *name, p_ply_error_cb error_cb, long idata,
-         void *pdata);
- 
-@@ -78,6 +95,8 @@ p_ply ply_open(const char *name, p_ply_error_cb error_cb, long idata,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_read_header(p_ply ply);
- 
- /* ----------------------------------------------------------------------
-@@ -101,6 +120,8 @@ typedef int (*p_ply_read_cb)(p_ply_argument argument);
-  * Returns 0 if no element or no property in element, returns the
-  * number of element instances otherwise.
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- long ply_set_read_cb(p_ply ply, const char *element_name,
-         const char *property_name, p_ply_read_cb read_cb,
-         void *pdata, long idata);
-@@ -115,6 +136,8 @@ long ply_set_read_cb(p_ply ply, const char *element_name,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_argument_element(p_ply_argument argument,
-         p_ply_element *element, long *instance_index);
- 
-@@ -128,6 +151,8 @@ int ply_get_argument_element(p_ply_argument argument,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_argument_property(p_ply_argument argument,
-         p_ply_property *property, long *length, long *value_index);
- 
-@@ -139,6 +164,8 @@ int ply_get_argument_property(p_ply_argument argument,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_argument_user_data(p_ply_argument argument, void **pdata,
-         long *idata);
- 
-@@ -149,6 +176,8 @@ int ply_get_argument_user_data(p_ply_argument argument, void **pdata,
-  *
-  * Returns the current data item
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- double ply_get_argument_value(p_ply_argument argument);
- 
- /* ----------------------------------------------------------------------
-@@ -159,6 +188,8 @@ double ply_get_argument_value(p_ply_argument argument);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_read(p_ply ply);
- 
- /* ----------------------------------------------------------------------
-@@ -170,6 +201,8 @@ int ply_read(p_ply ply);
-  *
-  * Returns element if successfull or NULL if no more elements
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- p_ply_element ply_get_next_element(p_ply ply, p_ply_element last);
- 
- /* ----------------------------------------------------------------------
-@@ -181,6 +214,8 @@ p_ply_element ply_get_next_element(p_ply ply, p_ply_element last);
-  *
-  * Returns comment if successfull or NULL if no more comments
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- const char *ply_get_next_comment(p_ply ply, const char *last);
- 
- /* ----------------------------------------------------------------------
-@@ -192,6 +227,8 @@ const char *ply_get_next_comment(p_ply ply, const char *last);
-  *
-  * Returns obj_info if successfull or NULL if no more obj_infos
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- const char *ply_get_next_obj_info(p_ply ply, const char *last);
- 
- /* ----------------------------------------------------------------------
-@@ -203,6 +240,8 @@ const char *ply_get_next_obj_info(p_ply ply, const char *last);
-  *
-  * Returns 1 if successfull or 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_element_info(p_ply_element element, const char** name,
-         long *ninstances);
- 
-@@ -215,6 +254,8 @@ int ply_get_element_info(p_ply_element element, const char** name,
-  *
-  * Returns element if successfull or NULL if no more properties
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- p_ply_property ply_get_next_property(p_ply_element element,
-         p_ply_property last);
- 
-@@ -231,6 +272,8 @@ p_ply_property ply_get_next_property(p_ply_element element,
-  *
-  * Returns 1 if successfull or 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_get_property_info(p_ply_property property, const char** name,
-         e_ply_type *type, e_ply_type *length_type, e_ply_type *value_type);
- 
-@@ -244,6 +287,8 @@ int ply_get_property_info(p_ply_property property, const char** name,
-  *
-  * Returns handle to PLY file if successfull, NULL otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- p_ply ply_create(const char *name, e_ply_storage_mode storage_mode,
-         p_ply_error_cb error_cb, long idata, void *pdata);
- 
-@@ -256,6 +301,8 @@ p_ply ply_create(const char *name, e_ply_storage_mode storage_mode,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_element(p_ply ply, const char *name, long ninstances);
- 
- /* ----------------------------------------------------------------------
-@@ -269,6 +316,8 @@ int ply_add_element(p_ply ply, const char *name, long ninstances);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_property(p_ply ply, const char *name, e_ply_type type,
-         e_ply_type length_type, e_ply_type value_type);
- 
-@@ -282,6 +331,8 @@ int ply_add_property(p_ply ply, const char *name, e_ply_type type,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_list_property(p_ply ply, const char *name,
-         e_ply_type length_type, e_ply_type value_type);
- 
-@@ -294,6 +345,8 @@ int ply_add_list_property(p_ply ply, const char *name,
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_scalar_property(p_ply ply, const char *name, e_ply_type type);
- 
- /* ----------------------------------------------------------------------
-@@ -304,6 +357,8 @@ int ply_add_scalar_property(p_ply ply, const char *name, e_ply_type type);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_comment(p_ply ply, const char *comment);
- 
- /* ----------------------------------------------------------------------
-@@ -314,6 +369,8 @@ int ply_add_comment(p_ply ply, const char *comment);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_add_obj_info(p_ply ply, const char *obj_info);
- 
- /* ----------------------------------------------------------------------
-@@ -324,6 +381,8 @@ int ply_add_obj_info(p_ply ply, const char *obj_info);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_write_header(p_ply ply);
- 
- /* ----------------------------------------------------------------------
-@@ -337,6 +396,8 @@ int ply_write_header(p_ply ply);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_write(p_ply ply, double value);
- 
- /* ----------------------------------------------------------------------
-@@ -346,13 +407,14 @@ int ply_write(p_ply ply, double value);
-  *
-  * Returns 1 if successfull, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+
-+RPLY_DLL_DEF
- int ply_close(p_ply ply);
- 
- #ifdef __cplusplus
--}
-+} // extern 'C'
- #endif
- 
--#endif /* RPLY_H */
- 
- /* ----------------------------------------------------------------------
-  * Copyright (C) 2003-2015 Diego Nehab. All rights reserved.
-diff --git a/rplyfile.h b/rplyfile.h
-index 206e716..1b5a40e 100644
---- a/rplyfile.h
-+++ b/rplyfile.h
-@@ -9,6 +9,19 @@
-  * at the end of this file.
-  * ---------------------------------------------------------------------- */
- 
-+#ifdef RPLY_SHARED_LIB
-+
-+#ifdef RPLY_BUILD_LIB
-+#define RPLY_DLL_DEF __declspec(dllexport)
-+#else
-+#define RPLY_DLL_DEF __declspec(dllimport)
-+#endif // RPLY_BUILD_LIB
-+
-+#else
-+#define RPLY_DLL_DEF  
-+#endif // RPLY_SHARED_LIB
-+
-+
- #ifdef __cplusplus
- extern "C" {
- #endif
-@@ -22,6 +35,7 @@ extern "C" {
-  *
-  * Returns 1 if successful, 0 otherwise
-  * ---------------------------------------------------------------------- */
-+RPLY_DLL_DEF
- p_ply ply_open_from_file(FILE *file_pointer, p_ply_error_cb error_cb,
-     long idata, void *pdata);
- 
-@@ -35,6 +49,7 @@ p_ply ply_open_from_file(FILE *file_pointer, p_ply_error_cb error_cb,
-  *
-  * Returns handle to PLY file if successfull, NULL otherwise
-  * ---------------------------------------------------------------------- */
-+RPLY_DLL_DEF
- p_ply ply_create_to_file(FILE *file_pointer, e_ply_storage_mode storage_mode,
-         p_ply_error_cb error_cb, long idata, void *pdata);
- 
diff --git a/ports/rply/portfile.cmake b/ports/rply/portfile.cmake
index d6b86abfe..135dc0fda 100644
--- a/ports/rply/portfile.cmake
+++ b/ports/rply/portfile.cmake
@@ -12,11 +12,10 @@ vcpkg_extract_source_archive_ex(
     OUT_SOURCE_PATH SOURCE_PATH
     ARCHIVE ${ARCHIVE} 
     REF ${VERSION}
-    PATCHES
-        export_functions.patch
 )
 
 file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})
+file(COPY ${CMAKE_CURRENT_LIST_DIR}/rply.def DESTINATION ${SOURCE_PATH})
 file(COPY ${CMAKE_CURRENT_LIST_DIR}/rply-config.cmake.in DESTINATION ${SOURCE_PATH})
 
 vcpkg_configure_cmake(
diff --git a/ports/rply/rply.def b/ports/rply/rply.def
new file mode 100644
index 000000000..8662c2421
--- /dev/null
+++ b/ports/rply/rply.def
@@ -0,0 +1,28 @@
+EXPORTS
+    ply_get_ply_user_data
+    ply_open
+    ply_read_header
+    ply_set_read_cb
+    ply_get_argument_element
+    ply_get_argument_property
+    ply_get_argument_user_data
+    ply_get_argument_value
+    ply_read
+    ply_get_next_element
+    ply_get_next_comment
+    ply_get_next_obj_info
+    ply_get_element_info
+    ply_get_next_property
+    ply_get_property_info
+    ply_create
+    ply_add_element
+    ply_add_property
+    ply_add_list_property
+    ply_add_scalar_property
+    ply_add_comment
+    ply_add_obj_info
+    ply_write_header
+    ply_write
+    ply_close
+    ply_open_from_file
+    ply_create_to_file