diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 3c43cf91e2d..3d851cec2d6 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2005-11-07  Steve Ellcey  <sje@cup.hp.com>
+
+	* configure.host (ia64-*-hpux*): Set _LARGEFILE64_SOURCE.
+
 2005-11-03  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* configure.in: Check for fopen64.
diff --git a/bfd/configure.host b/bfd/configure.host
index 024ed625420..adf2cc6bf7a 100644
--- a/bfd/configure.host
+++ b/bfd/configure.host
@@ -29,6 +29,8 @@ hppa*-*-mpeix*)		HDEFINES=-DHOST_HPPAMPEIX ;;
 hppa*-*-bsd*)		HDEFINES=-DHOST_HPPABSD ;;
 hppa*-*-osf*)		HDEFINES=-DHOST_HPPAOSF ;;
 
+ia64-*-hpux*)		HDEFINES=-D_LARGEFILE64_SOURCE
+			host64=true;;
 ia64-*-*)		host64=true;;
 
 # Workaround for limitations on win9x where file contents are