diff --git a/libc/Android.mk b/libc/Android.mk
index 41d9411..078be59 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -109,7 +109,6 @@
     bionic/clone.cpp \
     bionic/cmsg_nxthdr.cpp \
     bionic/connect.cpp \
-    bionic/ctype.cpp \
     bionic/__cxa_guard.cpp \
     bionic/__cxa_pure_virtual.cpp \
     bionic/dirent.cpp \
@@ -206,16 +205,10 @@
     bionic/socket.cpp \
     bionic/stat.cpp \
     bionic/statvfs.cpp \
-    bionic/strcoll_l.cpp \
     bionic/strerror.cpp \
     bionic/strerror_r.cpp \
-    bionic/strftime_l.cpp \
     bionic/strsignal.cpp \
     bionic/strtold.cpp \
-    bionic/strtold_l.cpp \
-    bionic/strtoll_l.cpp \
-    bionic/strtoull_l.cpp \
-    bionic/strxfrm_l.cpp \
     bionic/stubs.cpp \
     bionic/symlink.cpp \
     bionic/sysconf.cpp \
diff --git a/libc/bionic/ctype.cpp b/libc/bionic/ctype.cpp
deleted file mode 100644
index 3960d9d..0000000
--- a/libc/bionic/ctype.cpp
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <ctype.h>
-
-int isalnum_l(int c, locale_t) {
-  return isalnum(c);
-}
-
-int isalpha_l(int c, locale_t) {
-  return isalpha(c);
-}
-
-int isascii_l(int c, locale_t) {
-  return isascii(c);
-}
-
-int isblank_l(int c, locale_t) {
-  return isblank(c);
-}
-
-int iscntrl_l(int c, locale_t) {
-  return iscntrl(c);
-}
-
-int isdigit_l(int c, locale_t) {
-  return isdigit(c);
-}
-
-int isgraph_l(int c, locale_t) {
-  return isgraph(c);
-}
-
-int islower_l(int c, locale_t) {
-  return islower(c);
-}
-
-int isprint_l(int c, locale_t) {
-  return isprint(c);
-}
-
-int ispunct_l(int c, locale_t) {
-  return ispunct(c);
-}
-
-int isspace_l(int c, locale_t) {
-  return isspace(c);
-}
-
-int isupper_l(int c, locale_t) {
-  return isupper(c);
-}
-
-int isxdigit_l(int c, locale_t) {
-  return isxdigit(c);
-}
-
-int toupper_l(int c, locale_t) {
-  return toupper(c);
-}
-
-int tolower_l(int c, locale_t) {
-  return tolower(c);
-}
diff --git a/libc/bionic/strcoll_l.cpp b/libc/bionic/strcoll_l.cpp
deleted file mode 100644
index 7d7c28b..0000000
--- a/libc/bionic/strcoll_l.cpp
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <string.h>
-
-int strcoll_l(const char *s1, const char *s2, locale_t) {
-  return strcoll(s1, s2);
-}
diff --git a/libc/bionic/strftime_l.cpp b/libc/bionic/strftime_l.cpp
deleted file mode 100644
index fb01da5..0000000
--- a/libc/bionic/strftime_l.cpp
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <time.h>
-
-size_t strftime_l(char *s, size_t max, const char *format, const struct tm *tm,
-                  locale_t) {
-  return strftime(s, max, format, tm);
-}
diff --git a/libc/bionic/strtold_l.cpp b/libc/bionic/strtold_l.cpp
deleted file mode 100644
index 4b230b9..0000000
--- a/libc/bionic/strtold_l.cpp
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <stdlib.h>
-
-long double strtold_l(const char *nptr, char **endptr, locale_t) {
-  return strtold(nptr, endptr);
-}
diff --git a/libc/bionic/strtoll_l.cpp b/libc/bionic/strtoll_l.cpp
deleted file mode 100644
index 05fb760..0000000
--- a/libc/bionic/strtoll_l.cpp
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <stdlib.h>
-
-long long strtoll_l(const char *nptr, char **endptr, size_t base, locale_t) {
-  return strtoll(nptr, endptr, base);
-}
diff --git a/libc/bionic/strtoull_l.cpp b/libc/bionic/strtoull_l.cpp
deleted file mode 100644
index ba0bc6a..0000000
--- a/libc/bionic/strtoull_l.cpp
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <stdlib.h>
-
-unsigned long long strtoull_l(const char *nptr, char **endptr, size_t base,
-                              locale_t) {
-  return strtoull(nptr, endptr, base);
-}
diff --git a/libc/bionic/strxfrm_l.cpp b/libc/bionic/strxfrm_l.cpp
deleted file mode 100644
index afe3b96..0000000
--- a/libc/bionic/strxfrm_l.cpp
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2014 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.
- */
-
-#include <string.h>
-
-size_t strxfrm_l(char *dest, const char *src, size_t n, locale_t) {
-  return strxfrm(dest, src, n);
-}
diff --git a/libc/bionic/wchar.cpp b/libc/bionic/wchar.cpp
index ecb8b33..acb2761 100644
--- a/libc/bionic/wchar.cpp
+++ b/libc/bionic/wchar.cpp
@@ -219,25 +219,3 @@
 size_t wcsrtombs(char* dst, const wchar_t** src, size_t len, mbstate_t* ps) {
   return wcsnrtombs(dst, src, SIZE_MAX, len, ps);
 }
-
-int wcscoll_l(const wchar_t *ws1, const wchar_t *ws2, locale_t) {
-  return wcscoll(ws1, ws2);
-}
-
-size_t wcsxfrm_l(wchar_t *dest, const wchar_t *src, size_t n, locale_t) {
-  return wcsxfrm(dest, src, n);
-}
-
-long long wcstoll_l(const wchar_t *nptr, wchar_t **endptr, size_t base,
-                    locale_t) {
-  return wcstoll(nptr, endptr, base);
-}
-
-unsigned long long wcstoull_l(const wchar_t *nptr, wchar_t **endptr,
-                              size_t base, locale_t) {
-  return wcstoull(nptr, endptr, base);
-}
-
-long double wcstold_l(const wchar_t *nptr, wchar_t **endptr, locale_t) {
-  return wcstold(nptr, endptr);
-}
diff --git a/libc/bionic/wctype.cpp b/libc/bionic/wctype.cpp
index f2d7861..673402d 100644
--- a/libc/bionic/wctype.cpp
+++ b/libc/bionic/wctype.cpp
@@ -30,7 +30,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include <wchar.h>
-#include <wctype.h>
 
 // TODO: these only work for the ASCII range; rewrite to dlsym icu4c? http://b/14499654
 
@@ -47,19 +46,6 @@
 int iswupper(wint_t wc) { return isupper(wc); }
 int iswxdigit(wint_t wc) { return isxdigit(wc); }
 
-int iswalnum_l(wint_t c, locale_t) { return iswalnum(c); }
-int iswalpha_l(wint_t c, locale_t) { return iswalpha(c); }
-int iswblank_l(wint_t c, locale_t) { return iswblank(c); }
-int iswcntrl_l(wint_t c, locale_t) { return iswcntrl(c); }
-int iswdigit_l(wint_t c, locale_t) { return iswdigit(c); }
-int iswgraph_l(wint_t c, locale_t) { return iswgraph(c); }
-int iswlower_l(wint_t c, locale_t) { return iswlower(c); }
-int iswprint_l(wint_t c, locale_t) { return iswprint(c); }
-int iswpunct_l(wint_t c, locale_t) { return iswpunct(c); }
-int iswspace_l(wint_t c, locale_t) { return iswspace(c); }
-int iswupper_l(wint_t c, locale_t) { return iswupper(c); }
-int iswxdigit_l(wint_t c, locale_t) { return iswxdigit(c); }
-
 int iswctype(wint_t wc, wctype_t char_class) {
   switch (char_class) {
     case WC_TYPE_ALNUM: return iswalnum(wc);
@@ -78,16 +64,9 @@
   }
 }
 
-int iswctype_l(wint_t wc, wctype_t char_class, locale_t) {
-  return iswctype(wc, char_class);
-}
-
 wint_t towlower(wint_t wc) { return tolower(wc); }
 wint_t towupper(wint_t wc) { return toupper(wc); }
 
-int towupper_l(int c, locale_t) { return towupper(c); }
-int towlower_l(int c, locale_t) { return towlower(c); }
-
 wctype_t wctype(const char* property) {
   static const char* const  properties[WC_TYPE_MAX] = {
     "<invalid>",
@@ -102,10 +81,6 @@
   return static_cast<wctype_t>(0);
 }
 
-wctype_t wctype_l(const char* property, locale_t) {
-  return wctype(property);
-}
-
 int wcwidth(wchar_t wc) {
   return (wc > 0);
 }
diff --git a/libc/include/ctype.h b/libc/include/ctype.h
index 19b1adf..6e97326 100644
--- a/libc/include/ctype.h
+++ b/libc/include/ctype.h
@@ -41,7 +41,6 @@
 #define _CTYPE_H_
 
 #include <sys/cdefs.h>
-#include <xlocale.h>
 
 #define	_CTYPE_U	0x01
 #define	_CTYPE_L	0x02
@@ -73,22 +72,6 @@
 int	tolower(int);
 int	toupper(int);
 
-int isalnum_l(int, locale_t);
-int isalpha_l(int, locale_t);
-int isascii_l(int, locale_t);
-int isblank_l(int, locale_t);
-int iscntrl_l(int, locale_t);
-int isdigit_l(int, locale_t);
-int isgraph_l(int, locale_t);
-int islower_l(int, locale_t);
-int isprint_l(int, locale_t);
-int ispunct_l(int, locale_t);
-int isspace_l(int, locale_t);
-int isupper_l(int, locale_t);
-int isxdigit_l(int, locale_t);
-int tolower_l(int, locale_t);
-int toupper_l(int, locale_t);
-
 #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE > 200112 \
     || __XPG_VISIBLE > 600
 int	isblank(int);
diff --git a/libc/include/stdlib.h b/libc/include/stdlib.h
index 0dac650..62b7a67 100644
--- a/libc/include/stdlib.h
+++ b/libc/include/stdlib.h
@@ -75,10 +75,6 @@
 extern float strtof(const char*, char**) __LIBC_ABI_PUBLIC__;
 extern long double strtold(const char*, char**) __LIBC_ABI_PUBLIC__;
 
-extern long double strtold_l(const char *, char **, locale_t) __LIBC_ABI_PUBLIC__;
-extern long long strtoll_l(const char *, char **, size_t, locale_t) __LIBC_ABI_PUBLIC__;
-extern unsigned long long strtoull_l(const char *, char **, size_t, locale_t) __LIBC_ABI_PUBLIC__;
-
 extern int atoi(const char*) __purefunc;
 extern long atol(const char*) __purefunc;
 extern long long atoll(const char*) __purefunc;
diff --git a/libc/include/string.h b/libc/include/string.h
index af1c0c1..7727c0e 100644
--- a/libc/include/string.h
+++ b/libc/include/string.h
@@ -31,7 +31,6 @@
 #include <sys/cdefs.h>
 #include <stddef.h>
 #include <malloc.h>
-#include <xlocale.h>
 
 __BEGIN_DECLS
 
@@ -89,9 +88,6 @@
 extern int    strcoll(const char *, const char *) __purefunc;
 extern size_t strxfrm(char* __restrict, const char* __restrict, size_t);
 
-extern int    strcoll_l(const char *, const char *, locale_t) __purefunc;
-extern size_t strxfrm_l(char* __restrict, const char* __restrict, size_t, locale_t);
-
 #if defined(__BIONIC_FORTIFY)
 
 __errordecl(__memcpy_dest_size_error, "memcpy: prevented write past end of buffer");
diff --git a/libc/include/time.h b/libc/include/time.h
index 34a53b2..0587a2d 100644
--- a/libc/include/time.h
+++ b/libc/include/time.h
@@ -31,7 +31,6 @@
 
 #include <sys/cdefs.h>
 #include <sys/time.h>
-#include <xlocale.h>
 
 __BEGIN_DECLS
 
@@ -76,7 +75,6 @@
 
 extern char* strptime(const char*, const char*, struct tm*) __LIBC_ABI_PUBLIC__;
 extern size_t strftime(char*, size_t, const char*, const struct tm*) __LIBC_ABI_PUBLIC__;
-extern size_t strftime_l(char *, size_t, const char *, const struct tm *, locale_t) __LIBC_ABI_PUBLIC__;
 
 extern char* ctime(const time_t*) __LIBC_ABI_PUBLIC__;
 extern char* ctime_r(const time_t*, char*) __LIBC_ABI_PUBLIC__;
diff --git a/libc/include/wchar.h b/libc/include/wchar.h
index 1898c7e..014fed3 100644
--- a/libc/include/wchar.h
+++ b/libc/include/wchar.h
@@ -151,13 +151,6 @@
 extern int               wprintf(const wchar_t *, ...);
 extern int               wscanf(const wchar_t *, ...);
 
-extern long long          wcstoll_l(const wchar_t *, wchar_t **, size_t, locale_t);
-extern unsigned long long wcstoull_l(const wchar_t *, wchar_t **, size_t, locale_t);
-extern long double        wcstold_l(const wchar_t *, wchar_t **, locale_t );
-
-extern int    wcscoll_l(const wchar_t *, const wchar_t *, locale_t);
-extern size_t wcsxfrm_l(wchar_t *, const wchar_t *, size_t, locale_t);
-
 extern size_t wcslcat(wchar_t*, const wchar_t*, size_t);
 extern size_t wcslcpy(wchar_t*, const wchar_t*, size_t);
 
diff --git a/libc/include/wctype.h b/libc/include/wctype.h
index 1a4a05e..b5f18a0 100644
--- a/libc/include/wctype.h
+++ b/libc/include/wctype.h
@@ -1,56 +1 @@
-/*
- * Copyright (C) 2014 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 _WCTYPE_H_
-#define _WCTYPE_H_
-
 #include <wchar.h>
-
-__BEGIN_DECLS
-
-extern int iswalnum_l(wint_t, locale_t);
-extern int iswalpha_l(wint_t, locale_t);
-extern int iswblank_l(wint_t, locale_t);
-extern int iswcntrl_l(wint_t, locale_t);
-extern int iswdigit_l(wint_t, locale_t);
-extern int iswgraph_l(wint_t, locale_t);
-extern int iswlower_l(wint_t, locale_t);
-extern int iswprint_l(wint_t, locale_t);
-extern int iswpunct_l(wint_t, locale_t);
-extern int iswspace_l(wint_t, locale_t);
-extern int iswupper_l(wint_t, locale_t);
-extern int iswxdigit_l(wint_t, locale_t);
-extern int towlower_l(int, locale_t);
-extern int towupper_l(int, locale_t);
-
-extern int iswctype_l(wint_t, wctype_t, locale_t);
-extern wctype_t wctype_l(const char*, locale_t);
-
-__END_DECLS
-
-#endif /* _WCTYPE_H_ */