static int getLockingMode(const char *z){
  if( z ){
    if( 0==sqlite3StrICmp(z, "exclusive") ) return PAGER_LOCKINGMODE_EXCLUSIVE;
    if( 0==sqlite3StrICmp(z, "normal") ) return PAGER_LOCKINGMODE_NORMAL;
  }
  return PAGER_LOCKINGMODE_QUERY;
}
Unknown