min= 0;
maxe= n_items;
for (;;) {
- if (min >= maxe) badcmd(0,"unknown %s",what);
+ if (min >= maxe) badcmd(0,"unknown %s `%.*s'",what,l,str);
try= min + (maxe - min) / 2;
try_item= (const char*)items + itemsz * try;
try_name= *(const char *const *)try_item;