Function glu_sys::glu::gluBuild2DMipmapLevels

pub unsafe extern "C" fn gluBuild2DMipmapLevels(
    target: GLenum, 
    internalFormat: GLint, 
    width: GLsizei, 
    height: GLsizei, 
    format: GLenum, 
    type_: GLenum, 
    level: GLint, 
    base: GLint, 
    max: GLint, 
    data: *const c_void
) -> GLint