addrcheck: Don't spew userv error messages at SMTP clients.

[qmail] / wait_nohang.c

#include <sys/types.h>
#include <sys/wait.h>
#include "haswaitp.h"

int wait_nohang(wstat) int *wstat;
{
#ifdef HASWAITPID
  return waitpid(-1,wstat,WNOHANG);
#else
  return wait3(wstat,WNOHANG,(struct rusage *) 0);
#endif
}