#include <winioctl.h>

#define IOCTL_HAL_REBOOT CTL_CODE(FILE_DEVICE_HAL, 15, METHOD_BUFFERED, FILE_ANY_ACCESS)

extern "C" __declspec(dllimport) BOOL KernelIoControl(
    DWORD dwIoControlCode, 
    LPVOID lpInBuf, 
    DWORD nInBufSize, 
    LPVOID lpOutBuf, 
    DWORD nOutBufSize, 
    LPDWORD lpBytesReturned);

BOOL ResetPocketPC()
{
    return KernelIoControl(IOCTL_HAL_REBOOT, NULL, 0, NULL, 0, NULL);
}