diff --git a/src/OpenThreads/win32/Makefile b/src/OpenThreads/win32/Makefile
deleted file mode 100644
index a3abb4de9..000000000
--- a/src/OpenThreads/win32/Makefile
+++ /dev/null
@@ -1,18 +0,0 @@
-# Makefile - OpenThreads.dsw
-
-.PHONY: all
-all: \
-	OpenThreads
-
-.PHONY: OpenThreads
-OpenThreads:
-	$(MAKE) -f OpenThreads.mak
-
-.PHONY: clean
-clean:
-	$(MAKE) -f OpenThreads.mak clean
-
-.PHONY: depends
-depends:
-	$(MAKE) -f OpenThreads.mak depends
-
diff --git a/src/OpenThreads/win32/OpenThreads.mak b/src/OpenThreads/win32/OpenThreads.mak
deleted file mode 100644
index 7fc3325cc..000000000
--- a/src/OpenThreads/win32/OpenThreads.mak
+++ /dev/null
@@ -1,88 +0,0 @@
-# Makefile - OpenThreads.dsp
-
-ifndef CFG
-CFG=OpenThreads - Win32 Release
-endif
-CC=gcc
-CFLAGS=
-CXX=g++
-CXXFLAGS=$(CFLAGS)
-RC=windres -O COFF
-ifeq "$(CFG)"  "OpenThreads - Win32 Release"
-CFLAGS+=-W -fexceptions -O2 -I../include -DWIN32 -DNDEBUG -D_WINDOWS -D_MBCS -D_USRDLL -DOPENTHREADS_EXPORTS
-LD=g++
-LDFLAGS=-shared -Wl,--out-implib,../bin/Win32/OpenThreadsWin32.dll.a -Wl,--export-all-symbols 
-TARGET=../bin/Win32/OpenThreadsWin32.dll
-LDFLAGS+=
-LIBS+=-lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 -loleaut32 -luuid -lodbc32 -lodbccp32
-else
-ifeq "$(CFG)"  "OpenThreads - Win32 Debug"
-CFLAGS+=-W -fexceptions -g -O0 -I../include -DWIN32 -D_DEBUG -D_WINDOWS -D_MBCS -D_USRDLL -DOPENTHREADS_EXPORTS
-LD=g++
-LDFLAGS=-shared -Wl,--out-implib,../bin/Win32/OpenThreadsWin32d.dll.a -Wl,--export-all-symbols 
-TARGET=../bin/Win32/OpenThreadsWin32d.dll
-LDFLAGS+=
-LIBS+=-lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 -loleaut32 -luuid -lodbc32 -lodbccp32
-endif
-endif
-
-ifndef TARGET
-TARGET=OpenThreads.dll
-endif
-
-.PHONY: all
-all: $(TARGET)
-
-%.o: %.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ -c $<
-
-%.o: %.cc
-	$(CXX) $(CXXFLAGS) $(CPPFLAGS) -o $@ -c $<
-
-%.o: %.cpp
-	$(CXX) $(CXXFLAGS) $(CPPFLAGS) -o $@ -c $<
-
-%.o: %.cxx
-	$(CXX) $(CXXFLAGS) $(CPPFLAGS) -o $@ -c $<
-
-%.res: %.rc
-	$(RC) $(CPPFLAGS) -o $@ -i $<
-
-SOURCE_FILES= \
-	WIN32Condition.cpp \
-	Win32Mutex.cpp \
-	Win32Thread.cpp \
-	Win32ThreadBarrier.cpp
-
-HEADER_FILES= \
-	../include/OpenThreads/Barrier \
-	../include/OpenThreads/Condition \
-	../include/OpenThreads/Exports \
-	../include/OpenThreads/Mutex \
-	../include/OpenThreads/ScopedLock \
-	../include/OpenThreads/Thread \
-	Win32BarrierPrivateData.h \
-	Win32ConditionPrivateData.h \
-	Win32MutexPrivateData.h \
-	Win32ThreadPrivateData.h \
-	HandleHolder.h
-
-RESOURCE_FILES=
-
-SRCS=$(SOURCE_FILES) $(HEADER_FILES) $(RESOURCE_FILES) 
-
-OBJS=$(patsubst %.rc,%.res,$(patsubst %.cxx,%.o,$(patsubst %.cpp,%.o,$(patsubst %.cc,%.o,$(patsubst %.c,%.o,$(filter %.c %.cc %.cpp %.cxx %.rc,$(SRCS)))))))
-
-$(TARGET): $(OBJS)
-	$(LD) $(LDFLAGS) -o $@ $(OBJS) $(LIBS)
-
-.PHONY: clean
-clean:
-	-rm -f $(OBJS) $(TARGET) OpenThreads.dep
-
-.PHONY: depends
-depends:
-	-$(CXX) $(CXXFLAGS) $(CPPFLAGS) -MM $(filter %.c %.cc %.cpp %.cxx,$(SRCS)) > OpenThreads.dep
-
--include OpenThreads.dep
-