Cross Reference: /ast/src/lib/libast/features/errno

	errno revision 3f54fd611f536639ec30dd53c48e5ec1897cc7d9
5b99af0079813347d90c935ea540ed7f96dcea38Stéphane Grabertst dat_sys_nerr note{ sys_nerr in default libs }end compile{
5b99af0079813347d90c935ea540ed7f96dcea38Stéphane Graber    extern int sys_nerr;
    int f()
    {
        return sys_nerr > 0;
    }
}end

tst def_errno_sys_nerr note{ sys_nerr declared in errno.h }end compile{
    #include <errno.h>
    int f()
    {
        return sys_nerr > 0;
    }
}end

tst dat_sys_errlist note{ sys_errlist in default libs }end compile{
    extern char* sys_errlist[];
    int f()
    {
        return *sys_errlist[1] != 0;
    }
}end

tst def_errno_sys_errlist note{ sys_errlist declared in errno.h }end compile{
    #include <errno.h>
    int f()
    {
        return *sys_errlist[1] != 0;
    }
}end