+EXTERN_C REGEXP *reh_re_compile(pTHX_ SV * const, U32);
+#endif
+#if XSH_HAS_PERL(5, 19, 4)
+EXTERN_C I32 reh_regexec_flags(pTHX_ REGEXP * const, char *, char *, char *, SSize_t, SV *, void *, U32);
+#else
+EXTERN_C I32 reh_regexec_flags(pTHX_ REGEXP * const, char *, char *, char *, I32, SV *, void *, U32);
+#endif
+#if XSH_HAS_PERL(5, 19, 1)
+EXTERN_C char * reh_re_intuit_start(pTHX_ REGEXP * const, SV *, const char * const, char *, char *, U32, re_scream_pos_data *);
+#else
+EXTERN_C char * reh_re_intuit_start(pTHX_ REGEXP * const, SV *, char *, char *, U32, re_scream_pos_data *);