func GenFramebuffers(n int32, framebuffers *uint32) {
	syscall.Syscall(gpGenFramebuffers, 2, uintptr(n), uintptr(unsafe.Pointer(framebuffers)), 0)
}
func GenFramebuffers(n int32, framebuffers *uint32) {
	syscall.Syscall(gpGenFramebuffers, 2, uintptr(n), uintptr(unsafe.Pointer(framebuffers)), 0)
}
// generate framebuffer object names