KXL_DisplayName -- The name of a display is specified.
It is used before calling a KXL_CreateWindow function.
A default is NULL.

void KXL_DisplayName(Uint8 *name);

#include <KXL.h>

int main(int argc, char **argv)
{
  KXL_Display(argv[1]);
  KXL_CreateWindow(100, 100, "kxl.org", 0);
  getchar();
  KXL_DeleteWindow();
  return 0;
}