(import (scheme base) (scheme write) (scheme read) (retropikzel pffi v0-1-0 main)) (define sdl2 (pffi-shared-object-auto-load "SDL2" (list))) (pffi-call sdl2 'SDL_Init 'int '((int . 32))) (define window (pffi-call sdl2 'SDL_CreateWindow 'pointer (list (cons 'pointer (pffi-string->pointer "Testing pffi")) (cons 'int 1) (cons 'int 1) (cons 'int 400) (cons 'int 400) (cons 'int 4)))) (define renderer (pffi-call sdl2 'SDL_CreateRenderer 'pointer (list (cons 'pointer window) (cons 'int -1) (cons 'int 2)))) (pffi-call sdl2 'SDL_RenderClear 'int (list (cons 'pointer renderer))) (pffi-call sdl2 'SDL_RenderPresent 'int (list (cons 'pointer renderer))) (display (pffi-call sdl2 'SDL_Delay 'void '((int . 2000))))