--- cinepaint/plug-ins/bracketing_to_hdr/br_core/path_utils.cpp.orig	2007-01-20 04:55:15.000000000 +0100
+++ cinepaint/plug-ins/bracketing_to_hdr/br_core/path_utils.cpp	2023-08-30 19:29:33.460385486 +0200
@@ -30,10 +30,8 @@
 #include "br_macros.hpp"        // BR_WARNING()
 
 #ifndef NO_CINEPAINT
-extern "C" {
 #  include "lib/plugin_main.h"  // plugin's argv
 #  include <glib.h>             // G_DIR_SEPARATOR
-}
 #else
    char*  argv[] = {""};        // Notbehelf
 #  define G_DIR_SEPARATOR   '/'
--- cinepaint/plug-ins/bracketing_to_hdr/br_core/i18n.hpp.orig	2006-12-19 23:12:24.000000000 +0100
+++ cinepaint/plug-ins/bracketing_to_hdr/br_core/i18n.hpp	2023-08-30 19:50:14.360329620 +0200
@@ -49,9 +49,7 @@
 #else
 
 //  I am not shure whether the `extern "C"' is needed here for C++ progs
-extern "C" {
 #  include "../../../libgimp/stdplugins-intl.h"
-}
 
 #endif  // NO_CINEPAINT
 
--- cinepaint/plug-ins/collect/collect.cpp.orig	2023-08-30 19:56:03.005107516 +0200
+++ cinepaint/plug-ins/collect/collect.cpp	2023-08-30 20:08:58.767571517 +0200
@@ -41,12 +41,10 @@
 #define PLUG_IN_AUTHOR        "Kai-Uwe Behrmann <ku.b@gmx.de>"
 #define PLUG_IN_COPYRIGHT     "Copyright 2004-2006 Kai-Uwe Behrmann"
 
-extern "C" {
 #include "lib/plugin_main.h"
 #include "lib/wire/libtile.h"
 #include "plugin_pdb.h"
 #include "libgimp/stdplugins-intl.h"
-}
 
 // Declare some local functions: