diff -Naur ddcxinfo-knoppix-0.6/lrmi.c ddcxinfo-knoppix-0.6-magellan/lrmi.c
--- ddcxinfo-knoppix-0.6/lrmi.c	2002-01-04 21:47:36.000000000 +0100
+++ ddcxinfo-knoppix-0.6-magellan/lrmi.c	2009-05-09 14:14:47.000000000 +0200
@@ -28,6 +28,13 @@
 
 #include "lrmi.h"
 
+#if defined(__linux__) && !defined(TF_MASK)
+	#define TF_MASK X86_EFLAGS_TF
+	#define IF_MASK X86_EFLAGS_IF
+	#define VIF_MASK X86_EFLAGS_VIF
+	#define IOPL_MASK X86_EFLAGS_IOPL
+#endif
+
 #define REAL_MEM_BASE 	((void *)0x10000)
 #define REAL_MEM_SIZE 	0x10000
 #define REAL_MEM_BLOCKS 	0x100