okay, sorry for delay all ... here is the tag for RC1 ...

Author: PostgreSQL Daemon

configure

@@ -615,7 +615,7 @@ ac_config_sub=$ac_aux_dir/config.sub
 ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 
 
-VERSION='7.2b5'
+VERSION='7.2rc1'
 
 cat >> confdefs.h <<EOF
 #define PG_VERSION "$VERSION"

configure.in

@@ -28,7 +28,7 @@ AC_CONFIG_HEADER(src/include/pg_config.h)
 AC_PREREQ(2.13)
 AC_CONFIG_AUX_DIR(config)
 
-VERSION='7.2b5'
+VERSION='7.2rc1'
 AC_SUBST(VERSION)
 AC_DEFINE_UNQUOTED(PG_VERSION, "$VERSION")