Index: configure
===================================================================
--- configure	（版本 24074）
+++ configure	（工作副本）
@@ -1756,6 +1757,7 @@
 int main(void) { return 0; }
 EOF
   if test "$_runtime_cpudetection" = no ; then
+    cc_check -march=native && proc=native
     if test "$proc" = "k8"; then
       cc_check -march=$proc $cpuopt=$proc || proc=athlon-xp
     fi
@@ -1901,6 +1901,7 @@
 EOF
     # This is a stripped-down version of the i386 fallback.
     if test "$_runtime_cpudetection" = no ; then
+      cc_check -march=native && proc=native
       # --- AMD processors ---
       if test "$proc" = "k8"; then
         cc_check -march=$proc $cpuopt=$proc || proc=athlon-xp