diff -Nur lttoolbox-3.2.0.orig/configure.ac lttoolbox-3.2.0/configure.ac
--- lttoolbox-3.2.0.orig/configure.ac	2011-07-29 06:36:44.000000000 +0100
+++ lttoolbox-3.2.0/configure.ac	2011-07-29 06:38:04.000000000 +0100
@@ -51,39 +51,6 @@
 
 # Checks for programs.
 
-AC_MSG_CHECKING([Compilation architecture: PPC, i686, x86_64, Other])
-if test x$(which arch) = x
-then ARCH=$($(which uname) -m)
-else ARCH=$($(which arch))
-fi
-
-if test x$ARCH = xppc
-then
-  AC_MSG_RESULT([PowerPC])
-  CFLAGS="-Wall -fomit-frame-pointer $CFLAGS"
-  CXXFLAGS="-Wall -fomit-frame-pointer $CXXFLAGS"
-else
-  if test x$ARCH = xi686
-  then
-    AC_MSG_RESULT([i686])
-    CFLAGS="-Wall -march=i686 -O3 -fomit-frame-pointer -funroll-loops $CFLAGS"
-    CXXFLAGS="-Wall -march=i686 -O3 \
-              -fomit-frame-pointer -funroll-loops $CXXFLAGS"
-  
-  else
-    if test x$ARCH = xx86_64
-    then
-      AC_MSG_RESULT([x86_64])
-      CFLAGS="-Wall -O3 -mtune=nocona -fomit-frame-pointer -funroll-loops $CFLAGS"
-      CXXFLAGS="-Wall -O3 -mtune=nocona \
-              -fomit-frame-pointer -funroll-loops $CXXFLAGS"
-    else
-      AC_MSG_RESULT([Other])
-      CFLAGS="-Wall -O3 $CFLAGS"
-      CXXFLAGS="-Wall -O3 $CXXFLAGS"
-    fi
-  fi
-fi
 
 AC_CANONICAL_HOST