AC_ARG_WITH(mcpu,
[ --with-mcpu[=CPU] Set name of CPU for gcc -mcpu])
-if test "$withval" == "pentium4" -o "$withval" == "athlon-mp" ; then
+if test "$withval" == "pentium4" -o "$withval" == "athlon" ; then
AC_MSG_RESULT([$withval])
CFLAGS="$CFLAGS -mcpu=$withval"
elif test "$withval" == "no"; then