diff --git a/libc/include/string.h b/libc/include/string.h
new file mode 100644
index 0000000..613dcd7
--- /dev/null
+++ b/libc/include/string.h
@@ -0,0 +1,90 @@
+/*
+ * 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.
+ */
+#ifndef _STRING_H_
+#define _STRING_H_
+
+#include <sys/cdefs.h>
+#include <stddef.h>
+#include <malloc.h>
+
+__BEGIN_DECLS
+
+extern void*  memccpy(void *, const void *, int, size_t);
+extern void*  memchr(const void *, int, size_t);
+extern void*  memrchr(const void *, int, size_t);
+extern int    memcmp(const void *, const void *, size_t);
+extern void*  memcpy(void *, const void *, size_t);
+extern void*  memmove(void *, const void *, size_t);
+extern void*  memset(void *, int, size_t);
+extern void*  memmem(const void *, size_t, const void *, size_t);
+extern void   memswap(void *, void *, size_t);
+
+extern char*  index(const char *, int);
+extern char*  rindex(const char *, int);
+extern char*  strchr(const char *, int);
+extern char*  strrchr(const char *, int);
+
+extern size_t strlen(const char *);
+extern int    strcmp(const char *, const char *);
+extern char*  strcpy(char *, const char *);
+extern char*  strcat(char *, const char *);
+
+extern int    strcasecmp(const char *, const char *);
+extern int    strncasecmp(const char *, const char *, size_t);
+extern char*  strdup(const char *);
+
+extern char*  strstr(const char *, const char *);
+extern char*  strcasestr(const char *haystack, const char *needle);
+extern char*  strtok(char *, const char *);
+extern char*  strtok_r(char *, const char *, char**);
+
+extern char*  strerror(int);
+extern int    strerror_r(int errnum, char *buf, size_t n);
+
+extern size_t strnlen(const char *, size_t);
+extern char*  strncat(char *, const char *, size_t);
+extern char*  strndup(const char *, size_t);
+extern int    strncmp(const char *, const char *, size_t);
+extern char*  strncpy(char *, const char *, size_t);
+
+extern size_t strlcat(char *, const char *, size_t);
+extern size_t strlcpy(char *, const char *, size_t);
+
+extern size_t strcspn(const char *, const char *);
+extern char*  strpbrk(const char *, const char *);
+extern char*  strsep(char **, const char *);
+extern size_t strspn(const char *, const char *);
+
+extern char*  strsignal(int  sig);
+
+extern int    strcoll(const char *, const char *);
+extern size_t strxfrm(char *, const char *, size_t);
+
+__END_DECLS
+
+#endif /* _STRING_H_ */