static zoom_ret do_write_ex(ZOOM_connection c, char *buf_out, int len_out);
static char *cql2pqf(ZOOM_connection c, const char *cql);
static zoom_ret do_write_ex(ZOOM_connection c, char *buf_out, int len_out);
static char *cql2pqf(ZOOM_connection c, const char *cql);