isdelim
char isdelim[256];
memset(isdelim, 0, sizeof(isdelim));
isdelim[0] = 1;
isdelim[(unsigned char)(*delim)] = 1;
while (!isdelim[(unsigned char)(**string)])
token = isdelim(*(p + 1));
int field, i, isdelim;
for (isdelim = 0, p = lbuf;; p += clen) {
isdelim = 1;
if (!isdelim && !sflag)
if (!isdelim)