typedef struct jumpnrun_tile_position {
int16_t x;
int8_t y;
-} jumpnrun_tile_position;
+} __attribute__((packed)) jumpnrun_tile_position;
typedef struct jumpnrun_tile_type {
uint8_t lethal_sides;
typedef struct jumpnrun_tile {
jumpnrun_tile_position pos;
uint8_t type;
-} jumpnrun_tile;
+} __attribute__((packed)) jumpnrun_tile;
typedef struct jumpnrun_tile_range {
uint16_t first;