diff --git a/ANNOUNCE b/ANNOUNCE
index 292bd0d9b..ab447cb4c 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.5.0beta46 - August 26, 2010
+Libpng 1.5.0beta46 - August 27, 2010
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -226,7 +226,7 @@ version 1.5.0beta24 [May 7, 2010]
     offset of the png_ptr->rowbuf pointer into png_ptr->big_row_buf.
   Added more blank lines for readability.
 
-version 1.5.0beta25 [August 26, 2010]
+version 1.5.0beta25 [August 27, 2010]
   In pngpread.c: png_push_have_row() add check for new_row > height
   Removed the now-redundant check for out-of-bounds new_row from example.c
 
@@ -388,9 +388,10 @@ Version 1.5.0beta45 [August 26, 2010]
   Supply default values for PNG_USER_PRIVATEBUILD and PNG_USER_DLLFNAME_POSTFIX
     in pngpriv.h in case the user neglected to define them in their pngusr.h
 
-Version 1.5.0beta46 [August 26, 2010]
+Version 1.5.0beta46 [August 27, 2010]
   Added new private header files to libpng_sources in CMakeLists.txt
   Added PNG_READ_16BIT, PNG_WRITE_16BIT, and PNG_16BIT options.
+  Added reference to scripts/pnglibconf.h.prebuilt in the visualc71 project.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index b003530a6..a3f688d27 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3025,9 +3025,10 @@ Version 1.5.0beta45 [August 26, 2010]
   Supply default values for PNG_USER_PRIVATEBUILD and PNG_USER_DLLFNAME_POSTFIX
     in pngpriv.h in case the user neglected to define them in their pngusr.h
 
-Version 1.5.0beta46 [August 26, 2010]
+Version 1.5.0beta46 [August 27, 2010]
   Added new private header files to libpng_sources in CMakeLists.txt
   Added PNG_READ_16BIT, PNG_WRITE_16BIT, and PNG_16BIT options.
+  Added reference to scripts/pnglibconf.h.prebuilt in the visualc71 project.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/projects/visualc71/libpng.vcproj b/projects/visualc71/libpng.vcproj
index 4171d4ea5..088828c24 100644
--- a/projects/visualc71/libpng.vcproj
+++ b/projects/visualc71/libpng.vcproj
@@ -17,7 +17,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib"
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib"
 				PreprocessorDefinitions="WIN32;NDEBUG;PNG_BUILD_DLL;ZLIB_DLL;_CRT_SECURE_NO_WARNINGS"
 				StringPooling="TRUE"
 				RuntimeLibrary="2"
@@ -38,14 +38,15 @@
 			<Tool
 				Name="VCPostBuildEventTool"/>
 			<Tool
-				Name="VCPreBuildEventTool"/>
+				Name="VCPreBuildEventTool"
+				CommandLine="copy ..\..\scripts\pnglibconf.h.prebuilt ..\..\pnglibconf.h"/>
 			<Tool
 				Name="VCPreLinkEventTool"/>
 			<Tool
 				Name="VCResourceCompilerTool"
 				PreprocessorDefinitions="NDEBUG"
 				Culture="1033"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib;$(IntDir)"/>
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
 			<Tool
 				Name="VCWebServiceProxyGeneratorTool"/>
 			<Tool
@@ -65,7 +66,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib"
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib"
 				PreprocessorDefinitions="WIN32;_DEBUG;DEBUG;PNG_DEBUG=1;PNG_BUILD_DLL;ZLIB_DLL;_CRT_SECURE_NO_WARNINGS"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -86,14 +87,15 @@
 			<Tool
 				Name="VCPostBuildEventTool"/>
 			<Tool
-				Name="VCPreBuildEventTool"/>
+				Name="VCPreBuildEventTool"
+				CommandLine="copy ..\..\scripts\pnglibconf.h.prebuilt ..\..\pnglibconf.h"/>
 			<Tool
 				Name="VCPreLinkEventTool"/>
 			<Tool
 				Name="VCResourceCompilerTool"
 				PreprocessorDefinitions="_DEBUG,PNG_DEBUG=1"
 				Culture="1033"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib;$(IntDir)"/>
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
 			<Tool
 				Name="VCWebServiceProxyGeneratorTool"/>
 			<Tool
@@ -113,7 +115,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib"
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib"
 				PreprocessorDefinitions="WIN32;NDEBUG;PNG_BUILD_DLL;ZLIB_DLL;PNGAPI=__stdcall;PNG_NO_MODULEDEF;PNG_LIBPNG_SPECIALBUILD;PNG_USER_PRIVATEBUILD;_CRT_SECURE_NO_WARNINGS"
 				StringPooling="TRUE"
 				RuntimeLibrary="2"
@@ -133,7 +135,8 @@
 			<Tool
 				Name="VCPostBuildEventTool"/>
 			<Tool
-				Name="VCPreBuildEventTool"/>
+				Name="VCPreBuildEventTool"
+				CommandLine="copy ..\..\scripts\pnglibconf.h.prebuilt ..\..\pnglibconf.h"/>
 			<Tool
 				Name="VCPreLinkEventTool"/>
 			<Tool
@@ -141,7 +144,7 @@
 				AdditionalOptions="/d PNG_NO_PEDANTIC_WARNINGS /d PNG_LIBPNG_DLLFNAME_POSTFIX=&quot;&quot;&quot;&quot;VB&quot;&quot;&quot;&quot; /d PNG_LIBPNG_SPECIALBUILD=&quot;&quot;&quot;&quot;__stdcall calling convention used for exported functions&quot;&quot;&quot;&quot;"
 				PreprocessorDefinitions="NDEBUG"
 				Culture="1033"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib;$(IntDir)"/>
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib;$(IntDir)"/>
 			<Tool
 				Name="VCWebServiceProxyGeneratorTool"/>
 			<Tool
@@ -161,7 +164,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib"
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib"
 				PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_WARNINGS"
 				StringPooling="TRUE"
 				RuntimeLibrary="0"
@@ -180,7 +183,8 @@
 			<Tool
 				Name="VCPostBuildEventTool"/>
 			<Tool
-				Name="VCPreBuildEventTool"/>
+				Name="VCPreBuildEventTool"
+				CommandLine="copy ..\..\scripts\pnglibconf.h.prebuilt ..\..\pnglibconf.h"/>
 			<Tool
 				Name="VCPreLinkEventTool"/>
 			<Tool
@@ -202,7 +206,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="..\..;..\..\scripts;..\..\..\zlib"
+				AdditionalIncludeDirectories="..\..;..\..\..\zlib"
 				PreprocessorDefinitions="WIN32;_DEBUG;DEBUG;PNG_DEBUG=1;_CRT_SECURE_NO_WARNINGS"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -221,7 +225,8 @@
 			<Tool
 				Name="VCPostBuildEventTool"/>
 			<Tool
-				Name="VCPreBuildEventTool"/>
+				Name="VCPreBuildEventTool"
+				CommandLine="copy ..\..\scripts\pnglibconf.h.prebuilt ..\..\pnglibconf.h"/>
 			<Tool
 				Name="VCPreLinkEventTool"/>
 			<Tool