nkf_state_t      2988 ext/nkf/nkf-utf8/nkf.c static nkf_state_t *nkf_state = NULL;
nkf_state_t      3001 ext/nkf/nkf-utf8/nkf.c 	nkf_state = nkf_xmalloc(sizeof(nkf_state_t));