diff --git a/Makefile.in b/Makefile.in
index 10af489b..a3c43a6d 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -125,6 +125,7 @@ C_SRCS := $(srcroot)src/jemalloc.c \
 	$(srcroot)src/mutex.c \
 	$(srcroot)src/mutex_pool.c \
 	$(srcroot)src/nstime.c \
+	$(srcroot)src/pa.c \
 	$(srcroot)src/pages.c \
 	$(srcroot)src/prng.c \
 	$(srcroot)src/prof.c \
diff --git a/include/jemalloc/internal/pa.h b/include/jemalloc/internal/pa.h
new file mode 100644
index 00000000..5146ae1a
--- /dev/null
+++ b/include/jemalloc/internal/pa.h
@@ -0,0 +1,9 @@
+#ifndef JEMALLOC_INTERNAL_PA_H
+#define JEMALLOC_INTERNAL_PA_H
+
+/*
+ * The page allocator; responsible for acquiring pages of memory for
+ * allocations.
+ */
+
+#endif /* JEMALLOC_INTERNAL_PA_H */
diff --git a/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj b/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj
index 920d55ed..3c17e50b 100644
--- a/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj
+++ b/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj
@@ -66,6 +66,7 @@
     <ClCompile Include="..\..\..\..\src\mutex.c" />
     <ClCompile Include="..\..\..\..\src\mutex_pool.c" />
     <ClCompile Include="..\..\..\..\src\nstime.c" />
+    <ClCompile Include="..\..\..\..\src\pa.c" />
     <ClCompile Include="..\..\..\..\src\pages.c" />
     <ClCompile Include="..\..\..\..\src\prng.c" />
     <ClCompile Include="..\..\..\..\src\prof.c" />
diff --git a/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj.filters b/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj.filters
index fe77170d..2f5ed621 100644
--- a/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj.filters
+++ b/msvc/projects/vc2015/jemalloc/jemalloc.vcxproj.filters
@@ -82,6 +82,9 @@
     <ClCompile Include="..\..\..\..\src\nstime.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\src\pa.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\..\..\src\pages.c">
       <Filter>Source Files</Filter>
     </ClCompile>
diff --git a/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj b/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj
index 2db94010..d63042d8 100644
--- a/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj
+++ b/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj
@@ -66,6 +66,7 @@
     <ClCompile Include="..\..\..\..\src\mutex.c" />
     <ClCompile Include="..\..\..\..\src\mutex_pool.c" />
     <ClCompile Include="..\..\..\..\src\nstime.c" />
+    <ClCompile Include="..\..\..\..\src\pa.c" />
     <ClCompile Include="..\..\..\..\src\pages.c" />
     <ClCompile Include="..\..\..\..\src\prng.c" />
     <ClCompile Include="..\..\..\..\src\prof.c" />
diff --git a/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj.filters b/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj.filters
index fe77170d..2f5ed621 100644
--- a/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj.filters
+++ b/msvc/projects/vc2017/jemalloc/jemalloc.vcxproj.filters
@@ -82,6 +82,9 @@
     <ClCompile Include="..\..\..\..\src\nstime.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\src\pa.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\..\..\src\pages.c">
       <Filter>Source Files</Filter>
     </ClCompile>
diff --git a/src/pa.c b/src/pa.c
new file mode 100644
index 00000000..3a26b393
--- /dev/null
+++ b/src/pa.c
@@ -0,0 +1,2 @@
+#include "jemalloc/internal/jemalloc_preamble.h"
+#include "jemalloc/internal/jemalloc_internal_includes.h"