-#define grok_bslash_o(a,b,c,d,e,f,g) Perl_grok_bslash_o(aTHX_ a,b,c,d,e,f,g)
-#define grok_bslash_x(a,b,c,d,e,f,g) Perl_grok_bslash_x(aTHX_ a,b,c,d,e,f,g)
+#define grok_bslash_o(a,b,c,d,e,f,g,h) Perl_grok_bslash_o(aTHX_ a,b,c,d,e,f,g,h)
+#define grok_bslash_x(a,b,c,d,e,f,g,h) Perl_grok_bslash_x(aTHX_ a,b,c,d,e,f,g,h)