func InterleavedArrays(format uint32, stride int32, pointer unsafe.Pointer) {
	syscall.Syscall(gpInterleavedArrays, 3, uintptr(format), uintptr(stride), uintptr(pointer))
}
func InterleavedArrays(format uint32, stride int32, pointer unsafe.Pointer) {
	syscall.Syscall(gpInterleavedArrays, 3, uintptr(format), uintptr(stride), uintptr(pointer))
}
// simultaneously specify and enable several interleaved arrays