--- dietlibc-0.27/diet.c.orig	2005-02-17 16:20:06 +0300
+++ dietlibc-0.27/diet.c	2005-02-17 21:58:44 +0300
@@ -321,6 +321,7 @@
       }
 #endif
       *dest++="-D__dietlibc__";
+      *dest++="-D__LIBC_DIETLIBC__";
       if (mangleopts) {
 	const char **o=Os;