diff --git a/build/win32/vs10/glib.vcxprojin b/build/win32/vs10/glib.vcxprojin
index e135454b7..8bfe969c7 100644
--- a/build/win32/vs10/glib.vcxprojin
+++ b/build/win32/vs10/glib.vcxprojin
@@ -155,7 +155,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug_ExtPCRE|Win32'">
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";G_ENABLE_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";G_ENABLE_DEBUG;USE_SYSTEM_PCRE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -207,7 +207,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug_ExtPCRE|x64'">
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";G_ENABLE_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";G_ENABLE_DEBUG;USE_SYSTEM_PCRE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -257,7 +257,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release_ExtPCRE|Win32'">
     <ClCompile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";USE_SYSTEM_PCRE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <PrecompiledHeader>
       </PrecompiledHeader>
@@ -307,7 +307,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release_ExtPCRE|x64'">
     <ClCompile>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN="Glib";USE_SYSTEM_PCRE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <PrecompiledHeader>
       </PrecompiledHeader>
diff --git a/build/win32/vs9/glib.vcprojin b/build/win32/vs9/glib.vcprojin
index 8384211df..f1e582933 100644
--- a/build/win32/vs9/glib.vcprojin
+++ b/build/win32/vs9/glib.vcprojin
@@ -61,7 +61,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;G_ENABLE_DEBUG"
+				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;G_ENABLE_DEBUG;USE_SYSTEM_PCRE"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -126,7 +126,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;G_ENABLE_DEBUG"
+				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;G_ENABLE_DEBUG;USE_SYSTEM_PCRE"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -191,7 +191,7 @@
 			>
 			<Tool
 				Name="VCCLCompilerTool"
-				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;"
+				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;USE_SYSTEM_PCRE"
 				RuntimeLibrary="2"
 				UsePrecompiledHeader="0"
 				WarningLevel="3"
@@ -256,7 +256,7 @@
 			>
 			<Tool
 				Name="VCCLCompilerTool"
-				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;"
+				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;GLIB_COMPILATION;DLL_EXPORT;G_LOG_DOMAIN=\&quot;Glib\&quot;;USE_SYSTEM_PCRE"
 				RuntimeLibrary="2"
 				UsePrecompiledHeader="0"
 				WarningLevel="3"