--- IO-AIO/configure	2011/07/24 05:53:34	1.13
+++ IO-AIO/configure	2012/04/06 11:39:25	1.14
@@ -3174,6 +3174,20 @@
 done
 
 
+for ac_header in linux/fs.h linux/fiemap.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
 for ac_header in stdint.h sys/syscall.h sys/prctl.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`