forms/layout_forms.h.patch

   1 7,8c7,8
   2 < extern void CharacterApplyCB(FL_OBJECT *, long);
   3 < extern void CharacterCloseCB(FL_OBJECT *, long);
   4 ---
   5 > extern "C" void CharacterApplyCB(FL_OBJECT *, long);
   6 > extern "C" void CharacterCloseCB(FL_OBJECT *, long);