#include <inttypes.h> typedef uint32_t mpers_ptr_t; typedef struct { uint32_t id; uint32_t size; uint32_t reserved2[1]; union { int32_t value; int64_t value64; mpers_ptr_t string; } ; } ATTRIBUTE_PACKED mx32_struct_v4l2_ext_control; #define MPERS_mx32_struct_v4l2_ext_control mx32_struct_v4l2_ext_control