T_QOT
#define subchar(c) ((c<QUOTE) && _ctype1[c]&(T_SUB|T_QOT))
#define _LQU (T_QOT|T_ESC)
#define _DQU (T_QOT|T_ESC)
#define qotchar(c) ((c<QUOTE) && _ctype1[c]&(T_QOT))