//from "sdl_power.h"

  {**
   *  The basic state for the system's power supply.
   *}
type
  TSDL_PowerState = (SDL_POWERSTATE_UNKNOWN,      {**< cannot determine power status *}
                     SDL_POWERSTATE_ON_BATTERY,   {**< Not plugged in, running on the battery *}
                     SDL_POWERSTATE_NO_BATTERY,   {**< Plugged in, no battery available *}
                     SDL_POWERSTATE_CHARGING,     {**< Plugged in, charging battery *}
                     SDL_POWERSTATE_CHARGED);     {**< Plugged in, battery charged *}

  {**
   *  Get the current power supply details.
   *
   *   secs Seconds of battery life left. You can pass a NULL here if
   *        you don't care. Will return -1 if we can't determine a
   *        value, or we're not running on a battery.
   *
   *   pct Percentage of battery life left, between 0 and 100. You can
   *       pass a NULL here if you don't care. Will return -1 if we
   *       can't determine a value, or we're not running on a battery.
   *
   *  The state of the battery (if any).
   *}
function SDL_GetPowerInfo(secs: PInt; pct: PInt): TSDL_PowerState cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetPowerInfo' {$ENDIF} {$ENDIF};