Add libbroken.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@417 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/memmove.c

@@ -0,0 +1,33 @@
+/* 
+ * memmove for systems that doesn't have it 
+ *
+ * $Id$
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <sys/types.h>
+
+RCSID("$Id$");
+
+void* memmove(void *s1, const void *s2, size_t n)
+{
+  char *s=(char*)s2, *d=(char*)s1;
+
+  if(d > s){
+    s+=n-1;
+    d+=n-1;
+    while(n){
+      *d--=*s--;
+      n--;
+    }
+  }else if(d < s)
+    while(n){
+      *d++=*s++;
+      n--;
+    }
+  return s1;
+}