diff --git a/Modules/_multiprocessing/multiprocessing.c b/Modules/_multiprocessing/multiprocessing.c
--- a/Modules/_multiprocessing/multiprocessing.c
+++ b/Modules/_multiprocessing/multiprocessing.c
@@ -123,17 +123,17 @@ multiprocessing_send(PyObject *self, PyO
 */
 
 static PyMethodDef module_methods[] = {
 #ifdef MS_WINDOWS
 {"closesocket", multiprocessing_closesocket, METH_VARARGS, ""},
 {"recv", multiprocessing_recv, METH_VARARGS, ""},
 {"send", multiprocessing_send, METH_VARARGS, ""},
 #endif
-#if !defined(POSIX_SEMAPHORES_NOT_ENABLED) && !defined(__ANDROID__)
+#if !defined(POSIX_SEMAPHORES_NOT_ENABLED)
 {"sem_unlink", _PyMp_sem_unlink, METH_VARARGS, ""},
 #endif
 {NULL}
 };
 
 
 /*
 * Initialize
diff --git a/Modules/_multiprocessing/semaphore.c b/Modules/_multiprocessing/semaphore.c
--- a/Modules/_multiprocessing/semaphore.c
+++ b/Modules/_multiprocessing/semaphore.c
@@ -189,17 +189,17 @@ semlock_release(SemLockObject *self, PyO
 
 /* OS X 10.4 defines SEM_FAILED as -1 instead of (sem_t *)-1; this gives
 compiler warnings, and (potentially) undefined behaviour. */
 #ifdef __APPLE__
 # undef SEM_FAILED
 # define SEM_FAILED ((sem_t *)-1)
 #endif
 
-#ifndef HAVE_SEM_UNLINK
+#if !defined(HAVE_SEM_UNLINK) || defined(__ANDROID__)
 # define sem_unlink(name) 0
 #endif
 
 #ifndef HAVE_SEM_TIMEDWAIT
 # define sem_timedwait(sem,deadline) sem_timedwait_save(sem,deadline,_save)
 
 static int
 sem_timedwait_save(sem_t *sem, struct timespec *deadline, PyThreadState *_save)
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://bugs.python.org/file42773/sem_unlink_alt.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://bugs.python.org/file42773/sem_unlink_alt.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>