[seed] Fix some 'duplicate symbol' errors on other platforms

[Tim Horton <hortont src gnome org>]

commit 8f6301aa559216ac8f2c86064e1d674b9dbd650a
Author: Tim Horton <hortont424 gmail com>
Date:   Fri Jan 1 17:23:16 2010 -0500

    Fix some 'duplicate symbol' errors on other platforms

 libseed/seed-engine.c    |    2 ++
 libseed/seed-engine.h    |    2 +-
 modules/mpfr/seed-mpfr.c |    3 +++
 modules/mpfr/seed-mpfr.h |    4 ++--
 4 files changed, 8 insertions(+), 3 deletions(-)
---
diff --git a/libseed/seed-engine.c b/libseed/seed-engine.c
index 4c61eb2..23e28ff 100644
--- a/libseed/seed-engine.c
+++ b/libseed/seed-engine.c
@@ -41,6 +41,8 @@ JSClassRef seed_struct_constructor_class;
 
 JSContextGroupRef context_group;
 
+JSStringRef defaults_script;
+
 gchar *glib_message = 0;
 
 GIBaseInfo *base_info_info = 0;
diff --git a/libseed/seed-engine.h b/libseed/seed-engine.h
index ce7dcea..c053ab8 100644
--- a/libseed/seed-engine.h
+++ b/libseed/seed-engine.h
@@ -38,7 +38,7 @@ extern JSObjectRef seed_obj_ref;
 
 extern JSContextGroupRef context_group;
 
-JSStringRef defaults_script;
+extern JSStringRef defaults_script;
 
 typedef struct _SeedScript
 {
diff --git a/modules/mpfr/seed-mpfr.c b/modules/mpfr/seed-mpfr.c
index 607e0ea..3333117 100644
--- a/modules/mpfr/seed-mpfr.c
+++ b/modules/mpfr/seed-mpfr.c
@@ -24,6 +24,9 @@
 
 #include "seed-mpfr.h"
 
+SeedObject ns_ref;
+SeedClass mpfr_class;
+
 /* For now at least ignoring the ability to use gmp types since there is no gmp module */
 
 SeedEngine * eng;
diff --git a/modules/mpfr/seed-mpfr.h b/modules/mpfr/seed-mpfr.h
index 4793287..35ed94c 100644
--- a/modules/mpfr/seed-mpfr.h
+++ b/modules/mpfr/seed-mpfr.h
@@ -41,8 +41,8 @@
 #define DEF_SEED_MPFR_FUNC(name) SeedValue name( SeedContext,SeedObject,\
 SeedObject, gsize, const SeedValue[], SeedException*)
 
-SeedObject ns_ref;
-SeedClass mpfr_class;
+extern SeedObject ns_ref;
+extern SeedClass mpfr_class;
 
 typedef enum _seed_mpfr_t
 {