SDL_GetTicks - Man Page
Get the number of milliseconds since the SDL library initialization.
Synopsis
#include "SDL.h"
Uint32 SDL_GetTicks(void)
Description
Get the number of milliseconds since the SDL library initialization. Note that this value wraps if the program runs for more than ~49 days.
See Also
Info
Tue 11 Sep 2001, 23:01 SDL API Reference