SCM_API int scm_casei_streq (char * s1, char * s2);
SCM_API SCM scm_lreadr (SCM * tok_buf, SCM port, SCM *copy);
SCM_API size_t scm_read_token (int ic, SCM * tok_buf, SCM port, int weird);
-SCM_API SCM scm_lreadparen (SCM * tok_buf, SCM port, char *name, SCM *copy);
SCM_API SCM scm_lreadrecparen (SCM * tok_buf, SCM port, char *name, SCM *copy);
SCM_API SCM scm_read_hash_extend (SCM chr, SCM proc);
SCM_API void scm_init_read (void);