if(kNotFound==FindChar1(aSet,aSetLen,0,theChar,PR_FALSE)){
if(kNotFound==FindChar1(aSet,aSetLen,0,theChar,PR_FALSE,aSetLen)){
PRInt32 StripChars1(char* aString,PRUint32 aLength,const char* aSet){   char*  to   = aString;  char*  from = aString-1;  char*  end  = aString + aLength;  if(aSet && aString && (0 < aLength)){    PRUint32 aSetLen=strlen(aSet);    while (++from < end) {      char theChar = *from;      if(kNotFound==FindChar1(aSet,aSetLen,0,theChar,PR_FALSE)){        *to++ = theChar;      }    }    *to = 0;  }  return to - (char*)aString;}