diff -Naur hwinfo-15.3/src/int10/i10_v86.c hwinfo-15.3-magellan/src/int10/i10_v86.c
--- hwinfo-15.3/src/int10/i10_v86.c	2005-04-01 12:19:13.000000000 +0200
+++ hwinfo-15.3-magellan/src/int10/i10_v86.c	2009-05-09 15:53:49.000000000 +0200
@@ -34,6 +34,14 @@
 #include "v86bios.h"
 #include "AsmMacros.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 VIP_MASK X86_EFLAGS_VIP
+	#define NT_MASK X86_EFLAGS_NT
+#endif
+
 extern int emu_vm86(struct vm86_struct *vm, unsigned debug);
 
 #define INT2PTR(a)	((a) + (unsigned char *) 0)