X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=includes%2Fstring.h;h=2aa7aaedb41206750ca1beac9a1c252b1e9c3fe5;hb=fde75f89eae541144585db53ce3f7c29d069b4d2;hp=c8ac5c619d9697a68a59dd8a1d0c3597d2424354;hpb=fed8fdd8d3e229f8910d82d90e2cd249947b58e2;p=pdclib

diff --git a/includes/string.h b/includes/string.h
index c8ac5c6..2aa7aae 100644
--- a/includes/string.h
+++ b/includes/string.h
@@ -1,7 +1,5 @@
 /* $Id$ */
 
-/* Release $Name$ */
-
 /* String handling <string.h>
 
    This file is part of the Public Domain C Library (PDCLib).
@@ -21,7 +19,10 @@
 typedef _PDCLIB_size_t size_t;
 #endif
 
+#ifndef _PDCLIB_NULL_DEFINED
+#define _PDCLIB_NULL_DEFINED _PDCLIB_NULL_DEFINED
 #define NULL _PDCLIB_NULL
+#endif
 
 /* String function conventions */