diff -ur xine-lib-1.1.18.orig/configure.ac xine-lib-1.1.18/configure.ac
--- xine-lib-1.1.18.orig/configure.ac	2010-02-22 21:03:51.000000000 +0100
+++ xine-lib-1.1.18/configure.ac	2010-02-24 20:47:41.959133782 +0100
@@ -2381,10 +2381,13 @@
   mips-*)
     AC_DEFINE_UNQUOTED(FPM_MIPS,,[Define to select libmad fixed point arithmetic implementation])
     ;;
-  alphaev56-* | alpha* | ia64-* | hppa*-linux-*)
+  alphaev56-* | alpha* | hppa*-linux-*)
     AC_DEFINE_UNQUOTED(FPM_64BIT,,[Define to select libmad fixed point arithmetic implementation])
     AC_DEFINE_UNQUOTED(ARCH_ALPHA,,[Define this if you're running Alpha architecture])
     ;;
+  ia64-*)
+    AC_DEFINE_UNQUOTED(FPM_64BIT,,[Define to select libmad fixed point arithmetic implementation])
+    ;;
   armv4l-*-linux*)
     AC_DEFINE_UNQUOTED(FPM_ARM,,[Define to select libmad fixed point arithmetic implementation])
     AC_DEFINE_UNQUOTED(ARCH_ARM,,[Define this if you're running ARM architecture])