isnum
int isnum;
isnum = !errno;
if (((pw = getpwnam(owner->v)) == NULL) && !isnum)
isnum = !errno;
if (((gr = getgrnam(group->v)) == NULL) && !isnum)
if (!isnum(fname[i]))
for (u = 0; isnum(fname[i]) && (i < devlen); i++)
if (!isnum(fname[i]))
} while (isnum(fname[i]));
if (!isnum(fname[i]))
} while (isnum(fname[i]));
if (!isnum(fname[i]))
} while (isnum(fname[i]));
if (!isnum(name[i]))
} while (isnum(name[i]));
if (!isnum(fname[i]))
} while (isnum(fname[i]));
if (!isnum(fname[i]))
for (u = 0; isnum(fname[i]) && (i < devlen); i++)
if (!isnum(fname[i]))
} while (isnum(fname[i]));