Index: subsystems/mvdm/ntvdm/dos/dos32krnl/bios.c
===================================================================
--- subsystems/mvdm/ntvdm/dos/dos32krnl/bios.c	(revision 70217)
+++ subsystems/mvdm/ntvdm/dos/dos32krnl/bios.c	(working copy)
@@ -84,7 +84,7 @@
 
 CHAR DosReadCharacter(WORD FileHandle, BOOLEAN Echo)
 {
-    WORD BytesRead;
+    WORD BytesRead = 0;
     PDOS_FILE_DESCRIPTOR Descriptor = NULL;
     WORD OldDeviceInfo;