PFNGLFRAMEBUFFERTEXTUREEXTPROC typedef
        PFNGLFRAMEBUFFERTEXTUREEXTPROC =
     Void Function(Uint32 target, Uint32 attachment, Uint32 texture, Int32 level)
    
    
    
Implementation
typedef PFNGLFRAMEBUFFERTEXTUREEXTPROC =
    Void Function(
      Uint32 target,
      Uint32 attachment,
      Uint32 texture,
      Int32 level,
    );