diff -r 60b6e820abe5 Lib/distutils/ccompiler.py
--- a/Lib/distutils/ccompiler.py	Fri Oct 28 19:01:46 2016 -0400
+++ b/Lib/distutils/ccompiler.py	Sat Oct 29 16:16:57 2016 +0900
@@ -67,6 +67,7 @@
     static_lib_format = None            # format string
     shared_lib_format = None            # prob. same as static_lib_format
     exe_extension = None                # string
+    lib_types = ["static", "shared"]    # list of strings
 
     # Default language settings. language_map is used to detect a source
     # file or Extension target language, checking source filenames.
@@ -842,6 +843,9 @@
     #     is one of the intended parameters to the format string)
     #   * exe_extension -
     #     extension for executable files, eg. '' or '.exe'
+    #   * lib_types -
+    #     list of library types for filename generation,
+    #     eg. ['static', 'shared']
 
     def object_filenames(self, source_filenames, strip_dir=0, output_dir=''):
         if output_dir is None:
@@ -875,9 +879,10 @@
     def library_filename(self, libname, lib_type='static',     # or 'shared'
                          strip_dir=0, output_dir=''):
         assert output_dir is not None
-        if lib_type not in ("static", "shared", "dylib", "xcode_stub"):
-            raise ValueError(
-                  "'lib_type' must be \"static\", \"shared\", \"dylib\", or \"xcode_stub\"")
+        if lib_type not in self.lib_types:
+            quote_types = ['"%s"' % t for t in self.lib_types]
+            raise ValueError("'lib_type' must be %s, or %s" %
+                             (", ".join(quote_types[:-1]), quote_types[-1]))
         fmt = getattr(self, lib_type + "_lib_format")
         ext = getattr(self, lib_type + "_lib_extension")
 
diff -r 60b6e820abe5 Lib/distutils/unixccompiler.py
--- a/Lib/distutils/unixccompiler.py	Fri Oct 28 19:01:46 2016 -0400
+++ b/Lib/distutils/unixccompiler.py	Sat Oct 29 16:16:57 2016 +0900
@@ -77,10 +77,12 @@
     shared_lib_extension = ".so"
     dylib_lib_extension = ".dylib"
     xcode_stub_lib_extension = ".tbd"
+    implib_lib_extension = ".dll.a"
     static_lib_format = shared_lib_format = dylib_lib_format = "lib%s%s"
-    xcode_stub_lib_format = dylib_lib_format
+    implib_lib_format = xcode_stub_lib_format = dylib_lib_format
     if sys.platform == "cygwin":
         exe_extension = ".exe"
+    lib_types = ["static", "shared", "dylib", "xcode_stub", "implib"]
 
     def preprocess(self, source, output_file=None, macros=None,
                    include_dirs=None, extra_preargs=None, extra_postargs=None):
@@ -260,6 +262,7 @@
         shared_f = self.library_filename(lib, lib_type='shared')
         dylib_f = self.library_filename(lib, lib_type='dylib')
         xcode_stub_f = self.library_filename(lib, lib_type='xcode_stub')
+        implib_f = self.library_filename(lib, lib_type='implib')
         static_f = self.library_filename(lib, lib_type='static')
 
         if sys.platform == 'darwin':
@@ -288,13 +291,12 @@
             else:
                 sysroot = m.group(1)
 
-
-
         for dir in dirs:
             shared = os.path.join(dir, shared_f)
             dylib = os.path.join(dir, dylib_f)
+            xcode_stub = os.path.join(dir, xcode_stub_f)
+            implib = os.path.join(dir, implib_f)
             static = os.path.join(dir, static_f)
-            xcode_stub = os.path.join(dir, xcode_stub_f)
 
             if sys.platform == 'darwin' and (
                 dir.startswith('/System/') or (
@@ -302,8 +304,9 @@
 
                 shared = os.path.join(sysroot, dir[1:], shared_f)
                 dylib = os.path.join(sysroot, dir[1:], dylib_f)
+                xcode_stub = os.path.join(sysroot, dir[1:], xcode_stub_f)
+                implib = os.path.join(sysroot, dir[1:], implib_f)
                 static = os.path.join(sysroot, dir[1:], static_f)
-                xcode_stub = os.path.join(sysroot, dir[1:], xcode_stub_f)
 
             # We're second-guessing the linker here, with not much hard
             # data to go on: GCC seems to prefer the shared library, so I'm
@@ -313,6 +316,8 @@
                 return dylib
             elif os.path.exists(xcode_stub):
                 return xcode_stub
+            elif os.path.exists(implib):
+                return implib
             elif os.path.exists(shared):
                 return shared
             elif os.path.exists(static):