diff --git a/dlls/winedos/int21.c b/dlls/winedos/int21.c
index b4ea1c0e8d4..ae76337a4c8 100644
--- a/dlls/winedos/int21.c
+++ b/dlls/winedos/int21.c
@@ -76,6 +76,22 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
 {
     RESET_CFLAG(context);  /* Not sure if this is a good idea */
 
+    if(AH_reg(context) == 0x0c) /* FLUSH BUFFER AND READ STANDARD INPUT */
+    {
+        BYTE al = AL_reg(context); /* Input function to execute after flush. */
+
+        /* FIXME: buffers are not flushed */
+
+        /*
+         * If AL is not one of 0x01, 0x06, 0x07, 0x08, or 0x0a, 
+         * the buffer is flushed but no input is attempted.
+         */
+        if(al != 0x01 && al != 0x06 && al != 0x07 && al != 0x08 && al != 0x0a)
+            return;
+      
+        AH_reg(context) = al;
+    }
+
     switch(AH_reg(context))
     {
     case 0x00: /* TERMINATE PROGRAM */