PFNGLMATRIXPUSHEXTPROCDart typedef
        PFNGLMATRIXPUSHEXTPROCDart =
     void Function(int mode)
    
    
    
Implementation
typedef PFNGLMATRIXPUSHEXTPROCDart = void Function(int mode);typedef PFNGLMATRIXPUSHEXTPROCDart = void Function(int mode);