Windows update

peripherals/sevenseg.c

@@ -3,8 +3,10 @@
 //
 
 #include "sevenseg.h"
+#include "stdlib.h"
 
 #include <SDL2/SDL_render.h>
+#include <stdio.h>
 
 void render_segment(SDL_Renderer *renderer, SevenSegment *display) {
     int seg_width = display->rect->w / 4;

peripherals/switches.c

@@ -3,6 +3,8 @@
 //
 
 #include "switches.h"
+#include <stdlib.h>
+#include <stdio.h>
 
 void generate_switch_rects(Switches *switches) {
     int switch_width = switches->rect->w / 4;

peripherals/switches.h

@@ -7,6 +7,7 @@
 
 #include <SDL_rect.h>
 #include <SDL_render.h>
+#include <stdlib.h>
 
 typedef struct {
     uint16_t value;