diff --git a/lib/str.h b/lib/str.h
new file mode 100644
index 0000000..4098896
--- /dev/null
+++ b/lib/str.h
@@ -0,0 +1,24 @@
+/*
+ * $Id: str.h,v 1.1 2002/12/13 20:15:29 paul Exp $
+ */
+
+#ifndef _ZEBRA_STR_H
+#define _ZEBRA_STR_H
+
+#ifndef HAVE_SNPRINTF
+int snprintf(char *, size_t, const char *, ...);
+#endif
+
+#ifndef HAVE_VSNPRINTF
+#define vsnprintf(buf, size, format, args) vsprintf(buf, format, args)
+#endif
+
+#ifndef HAVE_STRLCPY
+size_t strlcpy(char *, const char *, size_t);
+#endif
+
+#ifndef HAVE_STRLCAT
+size_t strlcat(char *, const char *, size_t);
+#endif
+
+#endif