/* Obtain the mutex p. If some other thread already has the mutex, block until it can be obtained.  */
SQLITE_API void sqlite3_mutex_enter(sqlite3_mutex *)
/* Obtain the mutex p. If some other thread already has the mutex, block until it can be obtained.  */
SQLITE_API void sqlite3_mutex_enter(sqlite3_mutex *)
{
  if( p ){
    sqlite3GlobalConfig.mutex.xMutexEnter(p);
  }
}