Make 'dummy' declarations in header files be 'extern int no_such_variable'
instead of 'extern int errno'; the latter is unsafe according to the ANSI C standard, as well as in practice on some platforms.
Showing
想要评论请 注册 或 登录
instead of 'extern int errno'; the latter is unsafe according to the ANSI C standard, as well as in practice on some platforms.