libdpkg: Conditionalize stddef.h inclusion on HAVE_STDDEF_H

ChangeLog

@@ -1,3 +1,7 @@
+2008-08-24  Guillem Jover  <guillem@debian.org>
+
+	* lib/dpkg-priv.h [HAVE_STDDEF_H]: Conditionalize <stddef.h> inclusion.
+
 2008-08-24  Guillem Jover  <guillem@debian.org>
 
 	* lib/dpkg-def.h (DPKG_BEGIN_DECLS, DPKG_END_DECLS): New macros.

lib/dpkg-priv.h

@@ -26,7 +26,9 @@
 
 DPKG_BEGIN_DECLS
 
+#ifdef HAVE_STDDEF_H
 #include <stddef.h>
+#endif
 
 /* Language definitions. */