GETGRGID
grp = (a_name != NULL) ? GETGRNAM(a_name->val) : GETGRGID((gid_t) atoi(a_gid->val));
grp = GETGRGID(atoi(a_gid->val));
if ((grp = GETGRGID(gid)) != NULL && getarg(args, 'o') == NULL)
struct group *grp = GETGRGID(pwd->pw_gid);
if (!isdigit((unsigned char)*p) || (grp = GETGRGID((gid_t) atoi(p))) == NULL)
if (!isdigit((unsigned char)*p) || (grp = GETGRGID((gid_t) atoi(p))) == NULL)
grp = GETGRGID(pwd->pw_gid);
if ((gid == 0 && !isdigit((unsigned char)*a_gid->val)) || (grp = GETGRGID(gid)) == NULL)
if (GETGRGID(prefer) == NULL) {