auto import from //depot/cupcake/@135843

38 files changed, 0 insertions, 2195 deletions

diff --git a/libc/string/bcopy.c b/libc/string/bcopy.c
deleted file mode 100644
index 4308c64..0000000
--- a/libc/string/bcopy.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*	$OpenBSD: bcopy.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * sizeof(word) MUST BE A POWER OF TWO
- * SO THAT wmask BELOW IS ALL ONES
- */
-typedef	long word;		/* "word" used for optimal copy speed */
-
-#define	wsize	sizeof(word)
-#define	wmask	(wsize - 1)
-
-/*
- * Copy a block of memory, handling overlap.
- * This is the routine that actually implements
- * (the portable versions of) bcopy, memcpy, and memmove.
- */
-#ifdef MEMCOPY
-void *
-memcpy(void *dst0, const void *src0, size_t length)
-#else
-#ifdef MEMMOVE
-void *
-memmove(void *dst0, const void *src0, size_t length)
-#else
-void
-bcopy(const void *src0, void *dst0, size_t length)
-#endif
-#endif
-{
-	char *dst = dst0;
-	const char *src = src0;
-	size_t t;
-
-	if (length == 0 || dst == src)		/* nothing to do */
-		goto done;
-
-	/*
-	 * Macros: loop-t-times; and loop-t-times, t>0
-	 */
-#define	TLOOP(s) if (t) TLOOP1(s)
-#define	TLOOP1(s) do { s; } while (--t)
-
-	if ((unsigned long)dst < (unsigned long)src) {
-		/*
-		 * Copy forward.
-		 */
-		t = (long)src;	/* only need low bits */
-		if ((t | (long)dst) & wmask) {
-			/*
-			 * Try to align operands.  This cannot be done
-			 * unless the low bits match.
-			 */
-			if ((t ^ (long)dst) & wmask || length < wsize)
-				t = length;
-			else
-				t = wsize - (t & wmask);
-			length -= t;
-			TLOOP1(*dst++ = *src++);
-		}
-		/*
-		 * Copy whole words, then mop up any trailing bytes.
-		 */
-		t = length / wsize;
-		TLOOP(*(word *)dst = *(word *)src; src += wsize; dst += wsize);
-		t = length & wmask;
-		TLOOP(*dst++ = *src++);
-	} else {
-		/*
-		 * Copy backwards.  Otherwise essentially the same.
-		 * Alignment works as before, except that it takes
-		 * (t&wmask) bytes to align, not wsize-(t&wmask).
-		 */
-		src += length;
-		dst += length;
-		t = (long)src;
-		if ((t | (long)dst) & wmask) {
-			if ((t ^ (long)dst) & wmask || length <= wsize)
-				t = length;
-			else
-				t &= wmask;
-			length -= t;
-			TLOOP1(*--dst = *--src);
-		}
-		t = length / wsize;
-		TLOOP(src -= wsize; dst -= wsize; *(word *)dst = *(word *)src);
-		t = length & wmask;
-		TLOOP(*--dst = *--src);
-	}
-done:
-#if defined(MEMCOPY) || defined(MEMMOVE)
-	return (dst0);
-#else
-	return;
-#endif
-}
diff --git a/libc/string/index.c b/libc/string/index.c
deleted file mode 100644
index fb0492f..0000000
--- a/libc/string/index.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*	$OpenBSD: index.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-char *
-index(const char *p, int ch)
-{
-	for (;; ++p) {
-		if (*p == ch)
-			return((char *)p);
-		if (!*p)
-			return((char *)NULL);
-	}
-	/* NOTREACHED */
-}
diff --git a/libc/string/memccpy.c b/libc/string/memccpy.c
deleted file mode 100644
index 2689e80..0000000
--- a/libc/string/memccpy.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2008 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 <stddef.h>
-#include <string.h>
-
-void *memccpy(void *dst, const void *src, int c, size_t n)
-{
-    char*        q     = dst;
-    const char*  p     = src;
-    const char*  p_end = p + n;
-    char         ch    = ~(char)c;  /* ensure ch != c */
-
-    for (;;) {
-        if (ch == c || p >= p_end) break;
-        *q++ = ch = *p++;
-
-        if (ch == c || p >= p_end) break;
-        *q++ = ch = *p++;
-
-        if (ch == c || p >= p_end) break;
-        *q++ = ch = *p++;
-
-        if (ch == c || p >= p_end) break;
-        *q++ = ch = *p++;
-    }
-
-    if (p >= p_end)
-        return NULL;
-
-    return q;
-}
diff --git a/libc/string/memchr.c b/libc/string/memchr.c
deleted file mode 100644
index b14167a..0000000
--- a/libc/string/memchr.c
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright (C) 2008 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 <stddef.h>
-#include <string.h>
-
-void *memchr(const void *s, int c, size_t n)
-{
-    const unsigned char*  p   = s;
-    const unsigned char*  end = p + n;
-
-    for (;;) {
-        if (p >= end || p[0] == c) break; p++;
-        if (p >= end || p[0] == c) break; p++;
-        if (p >= end || p[0] == c) break; p++;
-        if (p >= end || p[0] == c) break; p++;
-    }
-    if (p >= end)
-        return NULL;
-    else
-        return (void*) p;
-}
diff --git a/libc/string/memcmp.c b/libc/string/memcmp.c
deleted file mode 100644
index 8640954..0000000
--- a/libc/string/memcmp.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2008 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 memcmp(const void *s1, const void *s2, size_t n)
-{
-    const unsigned char*  p1   = s1;
-    const unsigned char*  end1 = p1 + n;
-    const unsigned char*  p2   = s2;
-    int                   d = 0;
-
-    for (;;) {
-        if (d || p1 >= end1) break;
-        d = (int)*p1++ - (int)*p2++;
-
-        if (d || p1 >= end1) break;
-        d = (int)*p1++ - (int)*p2++;
-
-        if (d || p1 >= end1) break;
-        d = (int)*p1++ - (int)*p2++;
-
-        if (d || p1 >= end1) break;
-        d = (int)*p1++ - (int)*p2++;
-    }
-    return d;
-}
diff --git a/libc/string/memcpy.c b/libc/string/memcpy.c
deleted file mode 100644
index 4cd4a80..0000000
--- a/libc/string/memcpy.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2008 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.
- */
-#define MEM_COPY
-#include "bcopy.c"
diff --git a/libc/string/memmem.c b/libc/string/memmem.c
deleted file mode 100644
index e72501b..0000000
--- a/libc/string/memmem.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright (C) 2008 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.
- */
-/*
- * This uses the "Not So Naive" algorithm, a very simple but
- * usually effective algorithm, see:
- * http://www-igm.univ-mlv.fr/~lecroq/string/
- */
-#include <string.h>
-
-void *memmem(const void *haystack, size_t n, const void *needle, size_t m)
-{
-    if (m > n || !m || !n)
-        return NULL;
-
-    if (__builtin_expect((m > 1), 1)) {
-        const unsigned char*  y = (const unsigned char*) haystack;
-        const unsigned char*  x = (const unsigned char*) needle;
-        size_t                j = 0;
-        size_t                k = 1, l = 2;
-
-        if (x[0] == x[1]) {
-            k = 2;
-            l = 1;
-        }
-        while (j <= n-m) {
-            if (x[1] != y[j+1]) {
-                j += k;
-            } else {
-                if (!memcmp(x+2, y+j+2, m-2) && x[0] == y[j])
-                    return (void*) &y[j];
-                j += l;
-            }
-        }
-    } else {
-        /* degenerate case */
-        return memchr(haystack, ((unsigned char*)needle)[0], n);
-    }
-    return NULL;
-}
diff --git a/libc/string/memmove.c b/libc/string/memmove.c
deleted file mode 100644
index fcaf4ee..0000000
--- a/libc/string/memmove.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2008 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>
-
-void *memmove(void *dst, const void *src, size_t n)
-{
-  const char *p = src;
-  char *q = dst;
-  if (__builtin_expect(q < p, 1)) {
-    return memcpy(dst, src, n);
-  } else {
-#define PRELOAD_DISTANCE 64
-      /* a semi-optimized memmove(). we're preloading the src and dst buffers
-       * as we go */
-    size_t c0, c1, i;
-    p += n;
-    q += n;
-    /* note: we preload the destination as well, because the 1-byte at a time
-     * copy below doesn't take advantage of the write-buffer, we need
-     * to use the cache instead as a poor man's write-combiner */
-    __builtin_prefetch(p-1);
-    __builtin_prefetch(q-1);
-    if (PRELOAD_DISTANCE > 32) {
-        __builtin_prefetch(p-(32+1));
-        __builtin_prefetch(q-(32+1));
-    }
-    /* do the prefetech as soon as possible, prevent the compiler to
-     * reorder the instructions above the prefetch */
-    asm volatile("":::"memory");
-    c0 = n & 0x1F; /* cache-line is 32 bytes */
-    c1 = n >> 5;
-    while ( c1-- ) {
-        /* ARMv6 can have up to 3 memory access outstanding */
-      __builtin_prefetch(p - (PRELOAD_DISTANCE+1));
-      __builtin_prefetch(q - (PRELOAD_DISTANCE+1));
-      asm volatile("":::"memory");
-      for (i=0 ; i<32 ; i++) {
-        *--q = *--p;
-      }
-    }
-    while ( c0-- ) {
-      *--q = *--p;
-    }
-  }
-
-  return dst;
-}
diff --git a/libc/string/memrchr.c b/libc/string/memrchr.c
deleted file mode 100644
index a533fef..0000000
--- a/libc/string/memrchr.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2008 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 <stddef.h>
-#include <string.h>
-
-void *memrchr(const void *s, int c, size_t n)
-{
-    if (n > 0) {
-        const char*  p = (const char*) s;
-        const char*  q = p + n;
-
-        while (1) {
-            q--; if (q < p || q[0] == c) break;
-            q--; if (q < p || q[0] == c) break;
-            q--; if (q < p || q[0] == c) break;
-            q--; if (q < p || q[0] == c) break;
-        }
-        if (q >= p)
-            return (void*)q;
-    }
-    return NULL;
-}
diff --git a/libc/string/memset.c b/libc/string/memset.c
deleted file mode 100644
index ed9cdd7..0000000
--- a/libc/string/memset.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2008 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>
-#include <stdint.h>
-
-void*  memset(void*  dst, int c, size_t n)
-{
-    char*  q   = dst;
-    char*  end = q + n;
-
-    for (;;) {
-        if (q < end) break; *q++ = (char) c;
-        if (q < end) break; *q++ = (char) c;
-        if (q < end) break; *q++ = (char) c;
-        if (q < end) break; *q++ = (char) c;
-    }
-
-  return dst;
-}
diff --git a/libc/string/memswap.c b/libc/string/memswap.c
deleted file mode 100644
index 35b0b32..0000000
--- a/libc/string/memswap.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2008 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>
-
-void memswap(void *m1, void *m2, size_t n)
-{
-    char*  p     = m1;
-    char*  p_end = p + n;
-    char*  q     = m2;
-
-    while (p < p_end) {
-        char  tmp = *p;
-        *p = *q;
-        *q = tmp;
-        p++;
-        q++;
-    }
-}
diff --git a/libc/string/strcasecmp.c b/libc/string/strcasecmp.c
deleted file mode 100644
index 12f3a09..0000000
--- a/libc/string/strcasecmp.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*	$OpenBSD: strcasecmp.c,v 1.6 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1987, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-typedef unsigned char u_char;
-
-/*
- * This array is designed for mapping upper and lower case letter
- * together for a case independent comparison.  The mappings are
- * based upon ascii character sequences.
- */
-static const u_char charmap[] = {
-	'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
-	'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
-	'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
-	'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
-	'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
-	'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
-	'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
-	'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
-	'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
-	'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
-	'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
-	'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
-	'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
-	'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
-	'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
-	'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
-	'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
-	'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
-	'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
-	'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
-	'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
-	'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
-	'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
-	'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
-	'\300', '\301', '\302', '\303', '\304', '\305', '\306', '\307',
-	'\310', '\311', '\312', '\313', '\314', '\315', '\316', '\317',
-	'\320', '\321', '\322', '\323', '\324', '\325', '\326', '\327',
-	'\330', '\331', '\332', '\333', '\334', '\335', '\336', '\337',
-	'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
-	'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
-	'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
-	'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
-};
-
-int
-strcasecmp(const char *s1, const char *s2)
-{
-	const u_char *cm = charmap;
-	const u_char *us1 = (const u_char *)s1;
-	const u_char *us2 = (const u_char *)s2;
-
-	while (cm[*us1] == cm[*us2++])
-		if (*us1++ == '\0')
-			return (0);
-	return (cm[*us1] - cm[*--us2]);
-}
-
-int
-strncasecmp(const char *s1, const char *s2, size_t n)
-{
-	if (n != 0) {
-		const u_char *cm = charmap;
-		const u_char *us1 = (const u_char *)s1;
-		const u_char *us2 = (const u_char *)s2;
-
-		do {
-			if (cm[*us1] != cm[*us2++])
-				return (cm[*us1] - cm[*--us2]);
-			if (*us1++ == '\0')
-      break;
-		} while (--n != 0);
-  }
-	return (0);
-}
diff --git a/libc/string/strcasestr.c b/libc/string/strcasestr.c
deleted file mode 100644
index aa74c01..0000000
--- a/libc/string/strcasestr.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/*	$OpenBSD: strcasestr.c,v 1.3 2006/03/31 05:34:55 deraadt Exp $	*/
-/*	$NetBSD: strcasestr.c,v 1.2 2005/02/09 21:35:47 kleink Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-#include <string.h>
-
-/*
- * Find the first occurrence of find in s, ignore case.
- */
-char *
-strcasestr(const char *s, const char *find)
-{
-	char c, sc;
-	size_t len;
-
-	if ((c = *find++) != 0) {
-		c = (char)tolower((unsigned char)c);
-		len = strlen(find);
-		do {
-			do {
-				if ((sc = *s++) == 0)
-					return (NULL);
-			} while ((char)tolower((unsigned char)sc) != c);
-		} while (strncasecmp(s, find, len) != 0);
-		s--;
-	}
-	return ((char *)s);
-}
diff --git a/libc/string/strcat.c b/libc/string/strcat.c
deleted file mode 100644
index 7cea522..0000000
--- a/libc/string/strcat.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*	$OpenBSD: strcat.c,v 1.8 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#if !defined(_KERNEL) && !defined(_STANDALONE)
-#include <string.h>
-#else
-#include <lib/libkern/libkern.h>
-#endif
-
-#if defined(APIWARN)
-__warn_references(strcat,
-    "warning: strcat() is almost always misused, please use strlcat()");
-#endif
-
-char *
-strcat(char *s, const char *append)
-{
-	char *save = s;
-
-	for (; *s; ++s);
-	while ((*s++ = *append++) != '\0');
-	return(save);
-}
diff --git a/libc/string/strchr.c b/libc/string/strchr.c
deleted file mode 100644
index e33694c..0000000
--- a/libc/string/strchr.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*	$OpenBSD: index.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-char *
-strchr(const char *p, int ch)
-{
-	for (;; ++p) {
-		if (*p == ch)
-			return((char *)p);
-		if (!*p)
-			return((char *)NULL);
-  }
-	/* NOTREACHED */
-}
diff --git a/libc/string/strcmp.c b/libc/string/strcmp.c
deleted file mode 100644
index 816fd11..0000000
--- a/libc/string/strcmp.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*	$OpenBSD: strcmp.c,v 1.7 2005/08/08 08:05:37 espie Exp $	*/
-
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#if !defined(_KERNEL) && !defined(_STANDALONE)
-#include <string.h>
-#else
-#include <lib/libkern/libkern.h>
-#endif
-
-/*
- * Compare strings.
- */
-int
-strcmp(const char *s1, const char *s2)
-{
-	while (*s1 == *s2++)
-		if (*s1++ == 0)
-			return (0);
-	return (*(unsigned char *)s1 - *(unsigned char *)--s2);
-}
diff --git a/libc/string/strcoll.c b/libc/string/strcoll.c
deleted file mode 100755
index 365cad5..0000000
--- a/libc/string/strcoll.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright (C) 2009 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>
-
-/*
- * Compare strings using the current locale.  Since Bionic really does not
- * support locales, we assume we always use the C locale and call strcmp.
- *
- * This function is provided to make libstdc++-v3 usable.
- */
-int
-strcoll(const char *s1, const char *s2)
-{
-	return strcmp (s1, s2);
-}
diff --git a/libc/string/strcpy.c b/libc/string/strcpy.c
deleted file mode 100644
index eb21d67..0000000
--- a/libc/string/strcpy.c
+++ /dev/null
@@ -1,41 +0,0 @@
-/*	$OpenBSD: strcpy.c,v 1.8 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-char *
-strcpy(char *to, const char *from)
-{
-	char *save = to;
-
-	for (; (*to = *from) != '\0'; ++from, ++to);
-	return(save);
-}
diff --git a/libc/string/strcspn.c b/libc/string/strcspn.c
deleted file mode 100644
index 1eb2336..0000000
--- a/libc/string/strcspn.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*	$OpenBSD: strcspn.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * Span the complement of string s2.
- */
-size_t
-strcspn(const char *s1, const char *s2)
-{
-	const char *p, *spanp;
-	char c, sc;
-
-	/*
-	 * Stop as soon as we find any character from s2.  Note that there
-	 * must be a NUL in s2; it suffices to stop when we find that, too.
-	 */
-	for (p = s1;;) {
-		c = *p++;
-		spanp = s2;
-		do {
-			if ((sc = *spanp++) == c)
-				return (p - 1 - s1);
-		} while (sc != 0);
-	}
-	/* NOTREACHED */
-}
diff --git a/libc/string/strdup.c b/libc/string/strdup.c
deleted file mode 100644
index a6aa1e0..0000000
--- a/libc/string/strdup.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/*	$OpenBSD: strdup.c,v 1.6 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1988, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <sys/types.h>
-
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-
-char *
-strdup(const char *str)
-{
-	size_t siz;
-	char *copy;
-
-	siz = strlen(str) + 1;
-	if ((copy = malloc(siz)) == NULL)
-		return(NULL);
-	(void)memcpy(copy, str, siz);
-	return(copy);
-}
diff --git a/libc/string/strerror.c b/libc/string/strerror.c
deleted file mode 100644
index b2ae001..0000000
--- a/libc/string/strerror.c
+++ /dev/null
@@ -1,41 +0,0 @@
-/*	$OpenBSD: strerror.c,v 1.7 2005/08/08 08:05:37 espie Exp $ */
-/*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-#include <limits.h>
-
-char *
-strerror(int num)
-{
-	static char buf[256];
-
-	(void)strerror_r(num, buf, sizeof(buf));
-	return (buf);
-}
diff --git a/libc/string/strerror_r.c b/libc/string/strerror_r.c
deleted file mode 100644
index f43d417..0000000
--- a/libc/string/strerror_r.c
+++ /dev/null
@@ -1,163 +0,0 @@
-/* $OpenBSD: strerror_r.c,v 1.6 2005/08/08 08:05:37 espie Exp $ */
-/* Public Domain <marc@snafu.org> */
-
-#define sys_siglist	_sys_siglist
-
-#include <errno.h>
-#include <limits.h>
-#include <signal.h>
-#include <string.h>
-
-typedef struct {
-  int           code;
-  const char*   msg;
-} CodeString;
-
-static const char*
-__code_string_lookup( const CodeString*  strings,
-                      int                code )
-{
-    int  nn = 0;
-
-    for (;;)
-    {
-        if (strings[nn].code == 0)
-            break;
-
-        if (strings[nn].code == code)
-            return strings[nn].msg;
-
-        nn++;
-    }
-    return NULL;
-}
-
-
-static const CodeString  _sys_error_strings[] =
-{
-#define  __BIONIC_ERRDEF(x,y,z)  { y, z },
-#include <sys/_errdefs.h>
-    { 0, NULL }
-};
-
-static size_t
-__digits10(unsigned int num)
-{
-	size_t i = 0;
-
-	do {
-		num /= 10;
-		i++;
-	} while (num != 0);
-
-	return i;
-}
-
-static int
-__itoa(int num, int sign, char *buffer, size_t start, size_t end)
-{
-	size_t pos;
-	unsigned int a;
-	int neg;
-
-	if (sign && num < 0) {
-		a = -num;
-		neg = 1;
-	}
-	else {
-		a = num;
-		neg = 0;
-	}
-
-	pos = start + __digits10(a);
-	if (neg)
-	    pos++;
-
-	if (pos < end)
-		buffer[pos] = '\0';
-	else
-		return ERANGE;
-	pos--;
-	do {
-		buffer[pos] = (a % 10) + '0';
-		pos--;
-		a /= 10;
-	} while (a != 0);
-	if (neg)
-		buffer[pos] = '-';
-	return 0;
-}
-
-
-int
-strerror_r(int errnum, char *strerrbuf, size_t buflen)
-{
-    int          save_errno;
-    int          len, ret = 0;
-    const char*  msg;
-
-    save_errno = errno;
-    msg        = __code_string_lookup( _sys_error_strings, errnum );
-    if (msg != NULL) {
-        len = strlcpy(strerrbuf, msg, buflen);
-        if ((size_t)len >= buflen)
-            ret = ERANGE;
-    } else {
-        len = strlcpy(strerrbuf, "Unknown error: ", buflen);
-        if ((size_t)len >= buflen)
-            ret = ERANGE;
-        else {
-            int  ret = __itoa(errnum, 1, strerrbuf, len, buflen);
-
-            if (ret == 0)
-                ret = EINVAL;
-        }
-    }
-    return ret;
-}
-
-#if 0
-static const CodeString  _sys_signal_strings[] =
-{
-#define  SIGDEF(x,y,z)  { y, z },
-#include <sys/_sigdefs.h>
-};
-
-
-static int
-__num2string(int num, int sign, int setid, char *buf, size_t buflen,
-    char * list[], size_t max, const char *def)
-{
-	int ret = 0;
-	size_t len;
-
-	if (0 <= num && num < max) {
-		len = strlcpy(buf, def, buflen);
-		if (len >= buflen)
-			ret = ERANGE;
-	} else {
-		len = strlcpy(buf, def, buflen);
-		if (len >= buflen)
-			ret = ERANGE;
-		else {
-			ret = __itoa(num, sign, buf, len, buflen);
-			if (ret == 0)
-				ret = EINVAL;
-		}
-	}
-
-	return ret;
-}
-
-
-
-#define USIGPREFIX "Unknown signal: "
-
-char *
-__strsignal(int num, char *buf)
-{
-	__num2string(num, 0, 2, buf, NL_TEXTMAX, (char **)sys_siglist, NSIG,
-	    USIGPREFIX);
-	return buf;
-}
-#endif
diff --git a/libc/string/strlcat.c b/libc/string/strlcat.c
deleted file mode 100644
index ad2215b..0000000
--- a/libc/string/strlcat.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/*	$OpenBSD: strlcat.c,v 1.13 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/types.h>
-#include <string.h>
-
-/*
- * Appends src to string dst of size siz (unlike strncat, siz is the
- * full size of dst, not space left).  At most siz-1 characters
- * will be copied.  Always NUL terminates (unless siz <= strlen(dst)).
- * Returns strlen(src) + MIN(siz, strlen(initial dst)).
- * If retval >= siz, truncation occurred.
- */
-size_t
-strlcat(char *dst, const char *src, size_t siz)
-{
-	char *d = dst;
-	const char *s = src;
-	size_t n = siz;
-	size_t dlen;
-
-	/* Find the end of dst and adjust bytes left but don't go past end */
-	while (n-- != 0 && *d != '\0')
-		d++;
-	dlen = d - dst;
-	n = siz - dlen;
-
-	if (n == 0)
-		return(dlen + strlen(s));
-	while (*s != '\0') {
-		if (n != 1) {
-			*d++ = *s;
-			n--;
-  }
-		s++;
-  }
-	*d = '\0';
-
-	return(dlen + (s - src));	/* count does not include NUL */
-}
diff --git a/libc/string/strlcpy.c b/libc/string/strlcpy.c
deleted file mode 100644
index 38277eb..0000000
--- a/libc/string/strlcpy.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*	$OpenBSD: strlcpy.c,v 1.11 2006/05/05 15:27:38 millert Exp $	*/
-
-/*
- * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/types.h>
-#include <string.h>
-
-/*
- * Copy src to string dst of size siz.  At most siz-1 characters
- * will be copied.  Always NUL terminates (unless siz == 0).
- * Returns strlen(src); if retval >= siz, truncation occurred.
- */
-size_t
-strlcpy(char *dst, const char *src, size_t siz)
-{
-	char *d = dst;
-	const char *s = src;
-	size_t n = siz;
-
-	/* Copy as many bytes as will fit */
-	if (n != 0) {
-		while (--n != 0) {
-			if ((*d++ = *s++) == '\0')
-				break;
-		}
-  }
-
-	/* Not enough room in dst, add NUL and traverse rest of src */
-	if (n == 0) {
-		if (siz != 0)
-			*d = '\0';		/* NUL-terminate dst */
-		while (*s++)
-			;
-	}
-
-	return(s - src - 1);	/* count does not include NUL */
-}
diff --git a/libc/string/strlen.c b/libc/string/strlen.c
deleted file mode 100644
index 12d9ec4..0000000
--- a/libc/string/strlen.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/*	$OpenBSD: strlen.c,v 1.7 2005/08/08 08:05:37 espie Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#if !defined(_KERNEL) && !defined(_STANDALONE)
-#include <string.h>
-#else
-#include <lib/libkern/libkern.h>
-#endif
-
-size_t
-strlen(const char *str)
-{
-	const char *s;
-
-	for (s = str; *s; ++s)
-		;
-	return (s - str);
-}
-
diff --git a/libc/string/strncat.c b/libc/string/strncat.c
deleted file mode 100644
index 1cb9405..0000000
--- a/libc/string/strncat.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/*	$OpenBSD: strncat.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * Concatenate src on the end of dst.  At most strlen(dst)+n+1 bytes
- * are written at dst (at most n+1 bytes being appended).  Return dst.
- */
-char *
-strncat(char *dst, const char *src, size_t n)
-{
-	if (n != 0) {
-		char *d = dst;
-		const char *s = src;
-
-		while (*d != 0)
-			d++;
-		do {
-			if ((*d = *s++) == 0)
-				break;
-			d++;
-		} while (--n != 0);
-		*d = 0;
-  }
-	return (dst);
-}
diff --git a/libc/string/strncmp.c b/libc/string/strncmp.c
deleted file mode 100644
index 9da41ab..0000000
--- a/libc/string/strncmp.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*	$OpenBSD: strncmp.c,v 1.7 2005/08/08 08:05:37 espie Exp $	*/
-
-/*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#if !defined(_KERNEL) && !defined(_STANDALONE)
-#include <string.h>
-#else
-#include <lib/libkern/libkern.h>
-#endif
-
-int
-strncmp(const char *s1, const char *s2, size_t n)
-{
-
-	if (n == 0)
-		return (0);
-	do {
-		if (*s1 != *s2++)
-			return (*(unsigned char *)s1 - *(unsigned char *)--s2);
-		if (*s1++ == 0)
-      break;
-	} while (--n != 0);
-	return (0);
-}
diff --git a/libc/string/strncpy.c b/libc/string/strncpy.c
deleted file mode 100644
index b91091b..0000000
--- a/libc/string/strncpy.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/*	$OpenBSD: strncpy.c,v 1.6 2005/08/08 08:05:37 espie Exp $	*/
-
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#if !defined(_KERNEL) && !defined(_STANDALONE)
-#include <string.h>
-#else
-#include <lib/libkern/libkern.h>
-#endif
-
-/*
- * Copy src to dst, truncating or null-padding to always copy n bytes.
- * Return dst.
- */
-char *
-strncpy(char *dst, const char *src, size_t n)
-{
-	if (n != 0) {
-		char *d = dst;
-		const char *s = src;
-
-		do {
-			if ((*d++ = *s++) == 0) {
-				/* NUL pad the remaining n-1 bytes */
-				while (--n != 0)
-					*d++ = 0;
-      break;
-  }
-		} while (--n != 0);
-	}
-	return (dst);
-}
diff --git a/libc/string/strndup.c b/libc/string/strndup.c
deleted file mode 100644
index da9a55f..0000000
--- a/libc/string/strndup.c
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2008 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>
-#include <stdlib.h>
-
-char*  strndup(const char*  s, size_t n)
-{
-    size_t  slen = (size_t)strlen(s);
-    int     len  = slen < n ? slen : n;
-    char*   copy = malloc(len+1);
-
-    if (copy) {
-        memcpy( copy, s, len );
-        copy[len] = 0;
-    }
-    return copy;
-}
diff --git a/libc/string/strnlen.c b/libc/string/strnlen.c
deleted file mode 100644
index 2c6f60a..0000000
--- a/libc/string/strnlen.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2008 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  strnlen(const char*  str, size_t  maxlen)
-{
-    char*  p = memchr(str, 0, maxlen);
-
-    if (p == NULL)
-        return maxlen;
-    else
-        return (p - str);
-}
diff --git a/libc/string/strpbrk.c b/libc/string/strpbrk.c
deleted file mode 100644
index 6ba3796..0000000
--- a/libc/string/strpbrk.c
+++ /dev/null
@@ -1,48 +0,0 @@
-/*	$OpenBSD: strpbrk.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*
- * Copyright (c) 1985 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * Find the first occurrence in s1 of a character in s2 (excluding NUL).
- */
-char *
-strpbrk(const char *s1, const char *s2)
-{
-	const char *scanp;
-	int c, sc;
-  
-	while ((c = *s1++) != 0) {
-		for (scanp = s2; (sc = *scanp++) != 0;)
-			if (sc == c)
-				return ((char *)(s1 - 1));
-	}
-	return (NULL);
-}
diff --git a/libc/string/strrchr.c b/libc/string/strrchr.c
deleted file mode 100644
index 2800781..0000000
--- a/libc/string/strrchr.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*	$OpenBSD: rindex.c,v 1.6 2005/08/08 08:05:37 espie Exp $ */
-/*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-char *
-strrchr(const char *p, int ch)
-{
-	char *save;
-  
-	for (save = NULL;; ++p) {
-		if (*p == ch)
-			save = (char *)p;
-		if (!*p)
-			return(save);
-  }
-	/* NOTREACHED */
-}
diff --git a/libc/string/strsep.c b/libc/string/strsep.c
deleted file mode 100644
index bcca681..0000000
--- a/libc/string/strsep.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*	$OpenBSD: strsep.c,v 1.6 2005/08/08 08:05:37 espie Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-#include <stdio.h>
-
-/*
- * Get next token from string *stringp, where tokens are possibly-empty
- * strings separated by characters from delim.  
- *
- * Writes NULs into the string at *stringp to end tokens.
- * delim need not remain constant from call to call.
- * On return, *stringp points past the last NUL written (if there might
- * be further tokens), or is NULL (if there are definitely no more tokens).
- *
- * If *stringp is NULL, strsep returns NULL.
- */
-char *
-strsep(char **stringp, const char *delim)
-{
-	char *s;
-	const char *spanp;
-	int c, sc;
-	char *tok;
-
-	if ((s = *stringp) == NULL)
-		return (NULL);
-	for (tok = s;;) {
-		c = *s++;
-		spanp = delim;
-		do {
-			if ((sc = *spanp++) == c) {
-				if (c == 0)
-					s = NULL;
-				else
-					s[-1] = 0;
-				*stringp = s;
-				return (tok);
-			}
-		} while (sc != 0);
-	}
-	/* NOTREACHED */
-}
diff --git a/libc/string/strspn.c b/libc/string/strspn.c
deleted file mode 100644
index 385649c..0000000
--- a/libc/string/strspn.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*	$OpenBSD: strspn.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * Span the string s2 (skip characters that are in s2).
- */
-size_t
-strspn(const char *s1, const char *s2)
-{
-	const char *p = s1, *spanp;
-	char c, sc;
-
-	/*
-	 * Skip any characters in s2, excluding the terminating \0.
-	 */
-cont:
-	c = *p++;
-	for (spanp = s2; (sc = *spanp++) != 0;)
-		if (sc == c)
-			goto cont;
-	return (p - 1 - s1);
-}
diff --git a/libc/string/strstr.c b/libc/string/strstr.c
deleted file mode 100644
index debe96c..0000000
--- a/libc/string/strstr.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*	$OpenBSD: strstr.c,v 1.5 2005/08/08 08:05:37 espie Exp $ */
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-/*
- * Find the first occurrence of find in s.
- */
-char *
-strstr(const char *s, const char *find)
-{
-	char c, sc;
-	size_t len;
-
-	if ((c = *find++) != 0) {
-		len = strlen(find);
-		do {
-			do {
-				if ((sc = *s++) == 0)
-					return (NULL);
-			} while (sc != c);
-		} while (strncmp(s, find, len) != 0);
-		s--;
-    }
-	return ((char *)s);
-}
diff --git a/libc/string/strtok.c b/libc/string/strtok.c
deleted file mode 100644
index 4e963a0..0000000
--- a/libc/string/strtok.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
-
-char *
-strtok(char *s, const char *delim)
-{
-	static char *last;
-
-	return strtok_r(s, delim, &last);
-}
-
-char *
-strtok_r(char *s, const char *delim, char **last)
-{
-	char *spanp;
-	int c, sc;
-	char *tok;
-
-
-	if (s == NULL && (s = *last) == NULL)
-		return (NULL);
-
-	/*
-	 * Skip (span) leading delimiters (s += strspn(s, delim), sort of).
-	 */
-cont:
-	c = *s++;
-	for (spanp = (char *)delim; (sc = *spanp++) != 0;) {
-		if (c == sc)
-			goto cont;
-	}
-
-	if (c == 0) {		/* no non-delimiter characters */
-		*last = NULL;
-		return (NULL);
-	}
-	tok = s - 1;
-
-	/*
-	 * Scan token (scan for delimiters: s += strcspn(s, delim), sort of).
-	 * Note that delim must have one NUL; we stop if we see that, too.
-	 */
-	for (;;) {
-		c = *s++;
-		spanp = (char *)delim;
-		do {
-			if ((sc = *spanp++) == c) {
-				if (c == 0)
-					s = NULL;
-				else
-					s[-1] = 0;
-				*last = s;
-				return (tok);
-			}
-		} while (sc != 0);
-	}
-	/* NOTREACHED */
-}
diff --git a/libc/string/strtotimeval.c b/libc/string/strtotimeval.c
deleted file mode 100644
index 1c132ec..0000000
--- a/libc/string/strtotimeval.c
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2008 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>
-#include <inttypes.h>
-#include <stdlib.h>
-#include <sys/time.h>
-
-char * strtotimeval (const char *str, struct timeval *ts)
-{
-    int n;
-    char *s, *s0;
-    long  fs;	/* Fractional seconds */
-
-    ts->tv_sec = strtoumax(str, &s, 10);
-    fs = 0;
-
-    if ( *s == '.' ) {
-	int  count;
-
-        s0 = s+1;
-
-	/* read up to 6 digits */
-	fs    = 0;
-	count = 0;
-	while ( *s && isdigit(*s) )
-	{
-            if ( ++count < 7 )
-	        fs = fs*10 + (*s - '0');
-	    s++;
-	}
-
-	for ( ; count < 6; count++ )
-	    fs *= 10;
-    }
-
-    ts->tv_usec = fs;
-    return s;
-}
diff --git a/libc/string/strxfrm.c b/libc/string/strxfrm.c
deleted file mode 100755
index f1843b5..0000000
--- a/libc/string/strxfrm.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2009 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>
-
-/*
- * Transform string s2 to string s1 using the current locale so that
- * strcmp of transformed strings yields the same result as strcoll. 
- * Since Bionic really does not support locales, we assume we always use
- * the C locale.
- *
- * This function is provided to make libstdc++-v3 usable.
- */
-size_t
-strxfrm(char *s1, const char *s2, size_t n)
-{
-	size_t len = strlen(s2) + 1;
-
-	if (len < n)
-		n = len;
-	memcpy(s1, s2, n);
-	return len;
-}