[gspell] Rename GSPELL_EXTERN -> _GSPELL_EXTERN

[Sébastien Wilmet <swilmet src gnome org>]

commit 777ccd6c29858e6416e9dd1a1852a379c87b5e49
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Apr 13 18:30:36 2017 +0200

    Rename GSPELL_EXTERN -> _GSPELL_EXTERN
    
    To do like in libsoup, _SOUP_EXTERN.

 gspell/gspell-enum-types.h.template |    2 +-
 gspell/gspell-version.h             |   10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/gspell/gspell-enum-types.h.template b/gspell/gspell-enum-types.h.template
index c76c4ae..5054d4b 100644
--- a/gspell/gspell-enum-types.h.template
+++ b/gspell/gspell-enum-types.h.template
@@ -21,7 +21,7 @@ G_BEGIN_DECLS
 /*** BEGIN enumeration-production ***/
 #define GSPELL_TYPE_@ENUMSHORT@ (@enum_name@_get_type())
 
-GSPELL_EXTERN
+_GSPELL_EXTERN
 GType @enum_name@_get_type (void);
 
 /*** END enumeration-production ***/
diff --git a/gspell/gspell-version.h b/gspell/gspell-version.h
index 3c9064c..6abc561 100644
--- a/gspell/gspell-version.h
+++ b/gspell/gspell-version.h
@@ -28,13 +28,13 @@
 
 G_BEGIN_DECLS
 
-#ifndef GSPELL_EXTERN
-#define GSPELL_EXTERN extern
+#ifndef _GSPELL_EXTERN
+#define _GSPELL_EXTERN extern
 #endif
 
-#define GSPELL_AVAILABLE_IN_ALL GSPELL_EXTERN
-#define GSPELL_AVAILABLE_IN_1_2 GSPELL_EXTERN
-#define GSPELL_AVAILABLE_IN_1_4 GSPELL_EXTERN
+#define GSPELL_AVAILABLE_IN_ALL _GSPELL_EXTERN
+#define GSPELL_AVAILABLE_IN_1_2 _GSPELL_EXTERN
+#define GSPELL_AVAILABLE_IN_1_4 _GSPELL_EXTERN
 
 G_END_DECLS