pidfile_fileno
return (pidfile_fileno(pfh));
ATF_REQUIRE(pidfile_fileno(pfh) >= 0);
ATF_REQUIRE(fstat(pidfile_fileno(pfh), &sb) == 0);
ATF_REQUIRE_EQ(pidfile_fileno(pfh), pf.fileno());
int pidfile_fileno(const struct pidfh *_pfh);
if (caph_rights_limit(pidfile_fileno(pidfile), &rights) < 0)
int pfd = pidfile_fileno(pfh);