ÿ\NLETTER\6.6\TAB1.LST Typedef Defined in Used for clock_t time.h time div_t stdlib.h div() fpos_t stdio.h file position jmp_buf setjmp.h setjmp() / longjmp() ldiv_t stdlib.h ldiv() ptrdiff_t stddef.h difference in two pointers sig_atomic_t signal.h signals (exceptions) size_t stddef.h result of sizeof va_list stdarg.h variable parameter list wchar_t stddef.h size of wide character