220     int pc, ppc;  in csv_read_one_field()  local
222     pc = ppc = 0;  in csv_read_one_field()
225       if( c<='"' || pc=='"' ){  in csv_read_one_field()
228           if( pc=='"' ){  in csv_read_one_field()
229             pc = 0;  in csv_read_one_field()
233         if( (c==',' && pc=='"')  in csv_read_one_field()
234          || (c=='\n' && pc=='"')  in csv_read_one_field()
235          || (c=='\n' && pc=='\r' && ppc=='"')  in csv_read_one_field()
236          || (c==EOF && pc=='"')  in csv_read_one_field()
242         if( pc=='"' && c!='\r' ){  in csv_read_one_field()
254       ppc = pc;  in csv_read_one_field()
255       pc = c;  in csv_read_one_field()