diff --git a/configure b/configure
index c473c940eb984e97ca375cc92d419be8d60b784e..58dcf17540c99798eefb2106536e4fd29671a930 100755
--- a/configure
+++ b/configure
@@ -13760,7 +13760,6 @@ fi
 
 
 
-
 # This test makes sure that run tests work at all.  Sometimes a shared
 # library is found by the linker, but the runtime linker can't find it.
 # This check should come after all modifications of compiler or linker
@@ -18542,7 +18541,6 @@ s,@acx_pthread_config@,$acx_pthread_config,;t t
 s,@PTHREAD_CC@,$PTHREAD_CC,;t t
 s,@PTHREAD_LIBS@,$PTHREAD_LIBS,;t t
 s,@PTHREAD_CFLAGS@,$PTHREAD_CFLAGS,;t t
-s,@THREAD_SUPPORT@,$THREAD_SUPPORT,;t t
 s,@HAVE_POSIX_SIGNALS@,$HAVE_POSIX_SIGNALS,;t t
 s,@MSGFMT@,$MSGFMT,;t t
 s,@MSGMERGE@,$MSGMERGE,;t t
diff --git a/configure.in b/configure.in
index 55a37c14f5705931a075cb5a8511c3ac8a865cda..f0a7ee940a88c0de8836d119e1829951d7796ed8 100644
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.328 2004/04/25 21:04:59 momjian Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.329 2004/04/25 21:09:08 momjian Exp $
 dnl
 dnl Developers, please strive to achieve this order:
 dnl
@@ -995,7 +995,6 @@ PTHREAD_CFLAGS=
 PTHREAD_LIBS=
 fi
 
-AC_SUBST(THREAD_SUPPORT)
 AC_SUBST(PTHREAD_CFLAGS)
 AC_SUBST(PTHREAD_LIBS)