count_fields
nsort_list = count_fields(sortp, FDELIM);
nprcols = count_fields(colsp, FDELIM);
if ((ncols2 = count_fields(cols2p, FDELIM)) > nprcols)
napids_to_list += count_fields(l_argv[i], ARG_DELIM);
n = count_fields(l_argv[i], ARG_DELIM);
static int count_fields(char *, char);