diff --git a/libc/include/resolv.h b/libc/include/resolv.h
index bb21c23..5463ce6 100644
--- a/libc/include/resolv.h
+++ b/libc/include/resolv.h
@@ -50,6 +50,16 @@
 extern int   b64_ntop(u_char const *, size_t, char *, size_t);
 extern int   b64_pton(char const *, u_char *, size_t);
 
+
+/* The following declarations should *not* be part of the public C library
+ * headers, and are also in bionic/libc/private/resolv_iface.h
+ *
+ * Use a guard macro to prevent duplication until we modify system/netd
+ * to use the proper header.
+ */
+#ifndef _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED
+#define _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED
+
 /* Set name of default interface */
 extern void _resolv_set_default_iface(const char* ifname);
 
@@ -65,6 +75,8 @@
 /* flush the cache associated with a certain interface */
 extern void _resolv_flush_cache_for_iface(const char* ifname);
 
+#endif /* _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED */
+
 __END_DECLS
 
 #endif /* _RESOLV_H_ */
diff --git a/libc/include/time.h b/libc/include/time.h
index 4ad4f7b..011d161 100644
--- a/libc/include/time.h
+++ b/libc/include/time.h
@@ -79,7 +79,17 @@
 extern char*       strptime(const char *buf, const char *fmt, struct tm *tm);
 extern size_t      strftime(char *s, size_t max, const char *format, const struct tm *tm);
 
-/* ANDROID-BEGIN */
+/* The following declarations should not be part of the C library's public
+ * headers. They are duplicated under bionic/libc/private/bionic_time.h and
+ * will be removed from here when we modify system/libcutils to use the
+ * proper header instead.
+ *
+ * Use a guard macro to avoid compilation error when both headers are
+ * included.
+ */
+#ifndef _BIONIC_STRFTIME_TZ_DECLARED
+#define _BIONIC_STRFTIME_TZ_DECLARED
+
 struct strftime_locale {
     const char *  mon[12];
     const char *  month[12];
@@ -95,7 +105,8 @@
 };
 
 extern size_t      strftime_tz(char *s, size_t max, const char *format, const struct tm *tm, const struct strftime_locale*  lc);
-/* ANDROID-END */
+
+#endif /* _BIONIC_STRFTIME_TZ_DECLARED */
 
 extern char *ctime(const time_t *timep);
 extern char *ctime_r(const time_t *timep, char *buf);
diff --git a/libc/private/bionic_time.h b/libc/private/bionic_time.h
new file mode 100644
index 0000000..ee82254
--- /dev/null
+++ b/libc/private/bionic_time.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND 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 OWNER 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.
+ */
+#ifndef _BIONIC_TIME_H
+#define _BIONIC_TIME_H
+
+#include <time.h>
+
+__BEGIN_DECLS
+
+#ifndef _BIONIC_STRFTIME_TZ_DECLARED
+#define _BIONIC_STRFTIME_TZ_DECLARED
+
+struct strftime_locale {
+    const char *  mon[12];
+    const char *  month[12];
+    const char *  standalone_month[12];
+    const char *  wday[7];
+    const char *  weekday[7];
+    const char *  X_fmt;
+    const char *  x_fmt;
+    const char *  c_fmt;
+    const char *  am;
+    const char *  pm;
+    const char *  date_fmt;
+};
+
+extern size_t      strftime_tz(char *s, size_t max, const char *format, const struct tm *tm, const struct strftime_locale*  lc);
+
+#endif /* _BIONIC_STRFTIME_TZ_DECLARED */
+
+__END_DECLS
+
+#endif /* _BIONIC_TIME_H */
diff --git a/libc/private/resolv_iface.h b/libc/private/resolv_iface.h
new file mode 100644
index 0000000..f562687
--- /dev/null
+++ b/libc/private/resolv_iface.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND 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 OWNER 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.
+ */
+#ifndef _RESOLV_IFACE_H
+#define _RESOLV_IFACE_H
+
+/* This header contains declarations related to per-interface DNS
+ * server selection. They are used by system/netd/ and should not be
+ * exposed by the C library's public NDK headers.
+ *
+ * NOTE: <resolv.h> contains the same declarations, this will be removed
+ *        when we change system/netd to use this header instead.
+ */
+#include <sys/cdefs.h>
+#include <netinet/in.h>
+
+__BEGIN_DECLS
+
+/* Use a guard macro until we remove the same definitions from <resolv.h> */
+#ifndef _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED
+#define _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED
+
+/* Set name of default interface */
+extern void _resolv_set_default_iface(const char* ifname);
+
+/* set name servers for an interface */
+extern void _resolv_set_nameservers_for_iface(const char* ifname, char** servers, int numservers);
+
+/* tell resolver of the address of an interface */
+extern void _resolv_set_addr_of_iface(const char* ifname, struct in_addr* addr);
+
+/* flush the cache associated with the default interface */
+extern void _resolv_flush_cache_for_default_iface();
+
+/* flush the cache associated with a certain interface */
+extern void _resolv_flush_cache_for_iface(const char* ifname);
+
+#endif /* _BIONIC_RESOLV_IFACE_FUNCTIONS_DECLARED */
+
+__END_DECLS
+
+#endif /* _RESOLV_IFACE_H */