talloc won't work with MSC (no sbrk or brk available)

git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@774 6ac86273-5f31-0410-b378-82cca8765d1b

sys/talloc.c

@@ -12,6 +12,8 @@
  **  use it only, if your programs are already debugged !!
  **/
 
+#ifndef _MSC_VER /* MSC has no brk/sbrk */
+
 #include <stddef.h>
 #include <string.h>
 
@@ -219,3 +221,5 @@ main()
   return 1;
 }
 #endif
+
+#endif