fix github issue 4589

Author: TylerMSFT

docs/build/reference/std-specify-language-standard-version.md

@@ -103,7 +103,7 @@ The compiler doesn't support most optional features of ISO C11. Several of these
 
 - `aligned_alloc` support is missing, because of the Windows heap implementation. The alternative is to use [`_aligned_malloc`](../../c-runtime-library/reference/aligned-malloc.md).
 
-- [DR 400](https://wg14.link/n2148#dr_400) support is currently unimplemented for `realloc`, because this change would break the ABI.
+- [Defect report 400](https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2148.htm#dr_400) support is currently unimplemented for `realloc` because this change would break the ABI.
 
 - Variable length array (VLA) support isn't planned. VLAs provide attack vectors comparable to [`gets`](../../c-runtime-library/gets-getws.md), which is deprecated and planned for removal.