defval           4536 src/extlib.c     ScmObj defval;
defval           4551 src/extlib.c     defval = (defval_scm);
defval           4555 src/extlib.c       if (defval != SCM_UNBOUND) SCM_RETURN(defval);
defval           4653 src/extlib.c     ScmObj defval;
defval           4670 src/extlib.c     defval = (defval_scm);
defval           4677 src/extlib.c   if (SCM_UNBOUNDP(defval)) {
defval           4681 src/extlib.c     e = Scm_HashTableAdd(hash, key, defval);