}
if (!ogv &&
(gvp = (GV**)hv_fetch(PL_globalstash,PL_tokenbuf,len,FALSE)) &&
- (gv = *gvp) != (GV*)&PL_sv_undef &&
+ (gv = *gvp) && isGV_with_GP(gv) &&
GvCVu(gv) && GvIMPORTED_CV(gv))
{
ogv = gv;
&& GvCVu(gv_readline) && GvIMPORTED_CV(gv_readline))
||
((gvp = (GV**)hv_fetchs(PL_globalstash, "readline", FALSE))
- && (gv_readline = *gvp) != (GV*)&PL_sv_undef
+ && (gv_readline = *gvp) && isGV_with_GP(gv_readline)
&& GvCVu(gv_readline) && GvIMPORTED_CV(gv_readline)))
readline_overriden = TRUE;