diff --git a/libc/Makefile b/libc/Makefile
index 1cc70b9a..791e4ec7 100644
--- a/libc/Makefile
+++ b/libc/Makefile
@@ -111,6 +111,7 @@ strncasecmp.o \
strncat.o \
strncmp.o \
strncpy.o \
+strndup.o \
strnlen.o \
strpbrk.o \
strrchr.o \
diff --git a/libc/include/string.h b/libc/include/string.h
index cf22cbb6..f2a50c62 100644
--- a/libc/include/string.h
+++ b/libc/include/string.h
@@ -52,6 +52,7 @@ size_t strlen(const char*);
char* strncat(char* restrict, const char* restrict, size_t);
int strncmp(const char*, const char*, size_t);
char* strncpy(char* restrict, const char* restrict, size_t);
+char* strndup(const char*, size_t);
size_t strnlen(const char*, size_t);
char* strpbrk(const char*, const char*);
char* strrchr(const char*, int);
@@ -66,7 +67,6 @@ void* memccpy(void* restrict, const void* restrict, int, size_t);
int strcoll_l(const char*, const char*, locale_t);
char* strerror_l(int, locale_t);
int strerror_r(int, char*, size_t);
-char* strndup(const char*, size_t);
char* strsignal(int);
size_t strxfrm(char* restrict, const char* restrict, size_t);
size_t strxfrm_l(char* restrict, const char* restrict, size_t, locale_t);
diff --git a/libc/strndup.cpp b/libc/strndup.cpp
new file mode 100644
index 00000000..958a3d60
--- /dev/null
+++ b/libc/strndup.cpp
@@ -0,0 +1,39 @@
+/*******************************************************************************
+
+ Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
+
+ This file is part of the Sortix C Library.
+
+ The Sortix C Library is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or (at your
+ option) any later version.
+
+ The Sortix C Library is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with the Sortix C Library. If not, see .
+
+ strndup.cpp
+ Creates a copy of a string.
+
+*******************************************************************************/
+
+#include
+#include
+
+extern "C" char* strndup(const char* input, size_t n)
+{
+ size_t inputsize = strlen(input);
+ if ( n < inputsize )
+ inputsize = n;
+ char* result = (char*) malloc(inputsize + 1);
+ if ( !result )
+ return NULL;
+ memcpy(result, input, inputsize);
+ result[inputsize] = 0;
+ return result;
+}