X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2Fform_graphics.C;h=5970962b8c87546c3508c8ccc0ea835c8526bfab;hb=3c8aba3b556871fb1100a2f98cd93d5d4e3f70c9;hp=c1219fa57f0b6edf1a0bfc36b374b1894b877a74;hpb=ea23376f1e2decab26104f85088ca43ba8d7e866;p=lyx.git

diff --git a/src/insets/form_graphics.C b/src/insets/form_graphics.C
index c1219fa57f..5970962b8c 100644
--- a/src/insets/form_graphics.C
+++ b/src/insets/form_graphics.C
@@ -6,7 +6,7 @@
 #include <cstdlib>
 #include "form_graphics.h"
 
-extern void GraphicxCB(FL_OBJECT*,long);
+extern "C" void GraphicxCB(FL_OBJECT*,long);
 
 FD_Graphics * create_form_Graphics(void)
 {