issue133.c

#include "issue133.h"

int Example_A(const SomeCallbacks *sc) {
    return 0;
}

const SomeCallbacks kSomeCallbacks = {0};

issue133.h

#ifndef _ISSUE_133_
#define _ISSUE_133_

typedef const void (*VoidCallBack)();
typedef struct {
 	VoidCallBack vcb;
} SomeCallbacks;

int Example_A(const SomeCallbacks *sc);
extern const SomeCallbacks kSomeCallbacks;

#endif

main.go

package main

// #include "issue133.h"
import "C"

func main() {
	_ = C.Example_A(&C.kSomeCallbacks)
}