Remove the declarations for variables that were moved into the core.

 */

int ap_threads_per_child=0;         /* Worker threads per child */

static int ap_max_requests_per_child=0;

static const char *ap_pid_fname=NULL;

static int ap_daemons_to_start=0;

static int min_spare_threads=0;

static int max_spare_threads=0;