Fix msvc 2019 project files (internal linkage)

Closes #683

Signed-off-by: Chris Dickens <christopher.a.dickens@gmail.com>
diff --git a/libusb/version_nano.h b/libusb/version_nano.h
index 7a1f058..bda5199 100644
--- a/libusb/version_nano.h
+++ b/libusb/version_nano.h
@@ -1 +1 @@
-#define LIBUSB_NANO 11445
+#define LIBUSB_NANO 11446
diff --git a/msvc/fxload_2019.vcxproj b/msvc/fxload_2019.vcxproj
index 75f9d52..43eea61 100644
--- a/msvc/fxload_2019.vcxproj
+++ b/msvc/fxload_2019.vcxproj
@@ -95,11 +95,11 @@
     <ClInclude Include="..\examples\ezusb.h" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\getopt_2017.vcxproj">
+    <ProjectReference Include=".\getopt_2019.vcxproj">
       <Project>{ae83e1b4-ce06-47ee-b7a3-c3a1d7c2d71e}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
diff --git a/msvc/hotplugtest_2019.vcxproj b/msvc/hotplugtest_2019.vcxproj
index 741f785..0aa1db6 100644
--- a/msvc/hotplugtest_2019.vcxproj
+++ b/msvc/hotplugtest_2019.vcxproj
@@ -91,7 +91,7 @@
     <ClCompile Include="..\examples\hotplugtest.c" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
diff --git a/msvc/listdevs_2019.vcxproj b/msvc/listdevs_2019.vcxproj
index 043b360..cbab3d4 100644
--- a/msvc/listdevs_2019.vcxproj
+++ b/msvc/listdevs_2019.vcxproj
@@ -91,7 +91,7 @@
     <ClCompile Include="..\examples\listdevs.c" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
diff --git a/msvc/stress_2019.vcxproj b/msvc/stress_2019.vcxproj
index e11145a..a89920f 100644
--- a/msvc/stress_2019.vcxproj
+++ b/msvc/stress_2019.vcxproj
@@ -95,7 +95,7 @@
     <ClInclude Include="..\tests\libusb_testlib.h" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
diff --git a/msvc/testlibusb_2019.vcxproj b/msvc/testlibusb_2019.vcxproj
index 0cb0514..aec8c07 100644
--- a/msvc/testlibusb_2019.vcxproj
+++ b/msvc/testlibusb_2019.vcxproj
@@ -91,7 +91,7 @@
     <ClCompile Include="..\examples\testlibusb.c" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>
diff --git a/msvc/xusb_2019.vcxproj b/msvc/xusb_2019.vcxproj
index 9bf5f50..adefefb 100644
--- a/msvc/xusb_2019.vcxproj
+++ b/msvc/xusb_2019.vcxproj
@@ -91,7 +91,7 @@
     <ClCompile Include="..\examples\xusb.c" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include=".\libusb_static_2017.vcxproj">
+    <ProjectReference Include=".\libusb_static_2019.vcxproj">
       <Project>{349ee8f9-7d25-4909-aaf5-ff3fade72187}</Project>
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
     </ProjectReference>