diff --git a/core/Makefile b/core/Makefile
index db1f8731d..169def84a 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -693,6 +693,7 @@ tools_notice_file_html := $(HOST_OUT_INTERMEDIATES)/NOTICE.html
 
 ifndef TARGET_BUILD_APPS
 kernel_notice_file := $(TARGET_OUT_NOTICE_FILES)/src/kernel.txt
+winpthreads_notice_file := $(TARGET_OUT_NOTICE_FILES)/src/winpthreads.txt
 pdk_fusion_notice_files := $(filter $(TARGET_OUT_NOTICE_FILES)/%, $(ALL_PDK_FUSION_FILES))
 
 $(eval $(call combine-notice-files, \
@@ -707,7 +708,8 @@ $(eval $(call combine-notice-files, \
 			$(tools_notice_file_html), \
 			"Notices for files contained in the tools directory:", \
 			$(HOST_OUT_NOTICE_FILES), \
-			$(ALL_DEFAULT_INSTALLED_MODULES)))
+			$(ALL_DEFAULT_INSTALLED_MODULES) \
+			$(winpthreads_notice_file)))
 
 # Install the html file at /system/etc/NOTICE.html.gz.
 # This is not ideal, but this is very late in the game, after a lot of
@@ -736,6 +738,12 @@ $(kernel_notice_file): \
 	$(hide) mkdir -p $(dir $@)
 	$(hide) $(ACP) $< $@
 
+$(winpthreads_notice_file): \
+	    $(BUILD_SYSTEM)/WINPTHREADS_COPYING \
+	    | $(ACP)
+	@echo Copying: $@
+	$(hide) mkdir -p $(dir $@)
+	$(hide) $(ACP) $< $@
 
 # -----------------------------------------------------------------
 # Build a keystore with the authorized keys in it, used to verify the
diff --git a/core/WINPTHREADS_COPYING b/core/WINPTHREADS_COPYING
new file mode 100644
index 000000000..350770123
--- /dev/null
+++ b/core/WINPTHREADS_COPYING
@@ -0,0 +1,57 @@
+Copyright (c) 2011 mingw-w64 project
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+
+
+/*
+ * Parts of this library are derived by:
+ *
+ * Posix Threads library for Microsoft Windows
+ *
+ * Use at own risk, there is no implied warranty to this code.
+ * It uses undocumented features of Microsoft Windows that can change
+ * at any time in the future.
+ *
+ * (C) 2010 Lockless Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ *
+ *  * Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *  * Neither the name of Lockless Inc. nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AN
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
diff --git a/core/binary.mk b/core/binary.mk
index 44f0e9546..f5d9bfcc1 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -473,6 +473,11 @@ ifeq (,$(WITHOUT_LIBCOMPILER_RT))
 endif
 endif
 
+# Statically link libwinpthread when cross compiling win32.
+ifeq ($($(my_prefix)OS),windows)
+  my_static_libraries += libwinpthread
+endif
+
 ifneq ($(filter ../%,$(my_src_files)),)
 my_soong_problems += dotdot_srcs
 endif