pgid_scm          348 ext/auxsys/auxsyslib.c   ScmObj pgid_scm;
pgid_scm          354 ext/auxsys/auxsyslib.c   pgid_scm = SCM_ARGREF(1);
pgid_scm          355 ext/auxsys/auxsyslib.c   if (!SCM_EXACTP(pgid_scm)) Scm_Error("C integer required, but got %S", pgid_scm);
pgid_scm          356 ext/auxsys/auxsyslib.c   pgid = Scm_GetInteger(pgid_scm);