diff --git a/libc/bionic/sys_statvfs.cpp b/libc/bionic/sys_statvfs.cpp
new file mode 100644
index 0000000..ef5dc57
--- /dev/null
+++ b/libc/bionic/sys_statvfs.cpp
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <sys/statvfs.h>
+
+// libc++ uses statvfs (for Darwin compatibility), but on Linux statvfs is
+// just another name for statfs, so it didn't arrive until API level 19. We
+// make the implementation available as inlines to support std::filesystem
+// for NDK users (see https://github.com/android-ndk/ndk/issues/609).
+
+#define __BIONIC_SYS_STATVFS_INLINE /* Out of line. */
+#define __BIONIC_NEED_STATVFS_INLINES
+#undef __BIONIC_NEED_STATVFS64_INLINES
+#include <bits/sys_statvfs_inlines.h>
+
+// Historically we provided actual symbols for statvfs64 and fstatvfs64.
+// They're not particularly useful, but we can't take them away.
+__strong_alias(statvfs64, statvfs);
+__strong_alias(fstatvfs64, fstatvfs);