[termdesc] initialize kittykbd to 0 in initctx

src/lib/in.c

@@ -1884,6 +1884,7 @@ create_inputctx(tinfo* ti, FILE* infp, int lmargin, int tmargin, int rmargin,
                               i->initdata = NULL;
                               i->coutstanding = 0;
                             }
+                            i->kittykbd = 0;
                             i->iread = i->iwrite = i->ivalid = 0;
                             i->cread = i->cwrite = i->cvalid = 0;
                             i->initdata_complete = NULL;