diff --git a/configure b/configure
index 63fae0f..96747ff 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 88426 .
+# From configure.in Revision: 88430 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.68 for python 3.2.
 #
@@ -6414,6 +6414,13 @@
 if test "$use_lfs" = "yes"; then
 # Two defines needed to enable largefile support on various platforms
 # These may affect some typedefs
+case $ac_sys_system/$ac_sys_release in
+AIX*)
+
+$as_echo "#define _LARGE_FILES 1" >>confdefs.h
+
+    ;;
+esac
 
 $as_echo "#define _LARGEFILE_SOURCE 1" >>confdefs.h