49     size_t bos = __DIAGNOSE_BOS0(buf);  in fread()  local
51     if (!__DIAGNOSE_BOS_TRIVIALLY_GE_MUL(bos, size, count)) {  in fread()
52         return __fread_chk(buf, size, count, stream, bos);  in fread()
68     size_t bos = __DIAGNOSE_BOS0(buf);  in fwrite()  local
70     if (!__DIAGNOSE_BOS_TRIVIALLY_GE_MUL(bos, size, count)) {  in fwrite()
71         return __fwrite_chk(buf, size, count, stream, bos);  in fwrite()
85     size_t bos = __DIAGNOSE_BOS(dest);  in fgets()  local
87     if (!__DIAGNOSE_BOS_DYNAMIC_CHECK_IMPL_AND(bos, >=, (size_t)size, size >= 0)) {  in fgets()
88         return __fgets_chk(dest, size, stream, bos);  in fgets()
99     size_t bos = __DIAGNOSE_BOS(dest);  in __DIAGNOSE_PRINTFLIKE()  local
100     return __builtin___vsnprintf_chk(dest, size, 0, bos, format, ap);  in __DIAGNOSE_PRINTFLIKE()