Index: configure
===================================================================
--- configure	(revision 12593)
+++ configure	(working copy)
@@ -1700,6 +1700,9 @@
        ARCHFLAGS="-march=pentiumpro -mmmx"
    elif expr "$processor" : ".*AMD Sempron(tm)" > /dev/null ; then
        ARCHFLAGS="-march=pentiumpro -mmmx"
+# AMD Opteron
+   elif expr "$processor" : ".*AMD Opteron(tm)" >/dev/null ; then
+       ARCHFLAGS="-march=k8"
 # Athlon
    elif expr "$processor" : "athlon" > /dev/null ; then
        ARCHFLAGS="-march=athlon"