Remove duplicate links

nxtn · nxtn · commit 2179d1769e65 · 2019-06-24T00:02:43.000+08:00
diff --git a/docs/c-runtime-library/reference/malloc-dbg.md b/docs/c-runtime-library/reference/malloc-dbg.md
@@ -74,4 +74,3 @@ For a sample of how to use **_malloc_dbg**, see [crt_dbg1](https://github.com/Mi
 [Debug Routines](../../c-runtime-library/debug-routines.md)<br/>
 [malloc](malloc.md)<br/>
 [_calloc_dbg](calloc-dbg.md)<br/>
-[_calloc_dbg](calloc-dbg.md)<br/>
