--- configure.orig 2008-01-16 01:36:20.000000000 +0000 +++ configure 2008-01-16 01:36:55.000000000 +0000 @@ -1426,7 +1426,7 @@ enable fast_cmov ;; # targets that do support conditional mov but on which it's slow - pentium4|prescott|nocona) + pentium4|pentium4m|prescott|nocona) add_cflags "-march=$cpu" enable cmov disable fast_cmov