if (PL_strcasecmp(t->s,s) == 0) {
if (nsCRT::strcasecmp(t->s,s) == 0) {
const char* lookupStr(const char *s){    StrItem *t;    unsigned int h = hashStr(s);    if ((t = strTbl[h]) != 0) {	do {	    if (PL_strcasecmp(t->s,s) == 0) {		t->refCnt++;		return t->s;		}	    t = t->next;	    } while (t);	}    s = dupStr(s,0);    strTbl[h] = newStrItem(s,strTbl[h]);    return s;}