### 4.5 Language-independent routines for exception handling

document me!

      _Unwind_DeleteException
      _Unwind_Find_FDE
      _Unwind_ForcedUnwind
      _Unwind_GetGR
      _Unwind_GetIP
      _Unwind_GetLanguageSpecificData
      _Unwind_GetRegionStart
      _Unwind_GetTextRelBase
      _Unwind_GetDataRelBase
      _Unwind_RaiseException
      _Unwind_Resume
      _Unwind_SetGR
      _Unwind_SetIP
      _Unwind_FindEnclosingFunction
      _Unwind_SjLj_Register
      _Unwind_SjLj_Unregister
      _Unwind_SjLj_RaiseException
      _Unwind_SjLj_ForcedUnwind
      _Unwind_SjLj_Resume
      __deregister_frame
      __deregister_frame_info
      __deregister_frame_info_bases
      __register_frame
      __register_frame_info
      __register_frame_info_bases
      __register_frame_info_table
      __register_frame_info_table_bases
      __register_frame_table