pkg regexp/syntax, method (InstOp) String() string
pkg runtime/debug, func SetPanicOnFault(bool) bool
pkg runtime/debug, func WriteHeapDump(uintptr)
pkg sync, method (*Pool) Get() interface{}
pkg sync, method (*Pool) Put(interface{})
pkg sync, type Pool struct
pkg sync, type Pool struct, New func() interface{}
pkg syscall (darwin-386), func FcntlFlock(uintptr, int, *Flock_t) error
pkg syscall (darwin-386), func Mlock([]uint8) error

int returnAfterGrowFromGo(void);
void callGoWithString(void);
*/
import "C"

import (
	"path"
	"runtime"
	"strings"
	"sync"
	"testing"
	"unsafe"
)

// Pass a func value from nestedCall to goCallback using an integer token.
var callbackMutex sync.Mutex
var callbackToken int
var callbackFuncs = make(map[int]func())

// nestedCall calls into C, back into Go, and finally to f.