extern SCM scm_string SCM_P ((SCM chrs));
extern SCM scm_makstr SCM_P ((long len, int slots));
extern SCM scm_makfromstrs SCM_P ((int argc, char **argv));
-extern SCM scm_take0str SCM_P ((char * it));
+extern SCM scm_take_str SCM_P ((char *s, int len));
+extern SCM scm_take0str SCM_P ((char *s));
extern SCM scm_makfromstr SCM_P ((const char *src, scm_sizet len, int slots));
extern SCM scm_makfrom0str SCM_P ((const char *src));
extern SCM scm_makfrom0str_opt SCM_P ((const char *src));