--- configure.orig	Sun Dec 28 01:01:52 2003
+++ configure	Sun Dec 28 01:02:14 2003
@@ -8513,7 +8513,7 @@
 
 
 
-for ac_header in unistd.h vfork.h
+for ac_header in unistd.h vfork.h sys/types.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if eval "test \"\${$as_ac_Header+set}\" = set"; then