diff --git a/winsup/w32api/ChangeLog b/winsup/w32api/ChangeLog
index e9c06c102..dfdf167d7 100644
--- a/winsup/w32api/ChangeLog
+++ b/winsup/w32api/ChangeLog
@@ -1,3 +1,9 @@
+2003-01-27  Krzysztof Nikiel  <kni@poczta.onet.pl>
+
+	* include/mmsystem.h (MIXERCONTROL_CONTROLF_MULTIPLE): Correct
+	define.
+	* lib/largeint.c (LargeIntegerAdd): Add, don't multiply.
+
 2003-01-27  Danny Smith  <dannysmith@users.sourceforge.net>
 
 	* include/rpcnterr.h (RPC_X_INVALID_PIPE_OPERATION): Add
diff --git a/winsup/w32api/include/mmsystem.h b/winsup/w32api/include/mmsystem.h
index a1634ad63..81ff96ace 100644
--- a/winsup/w32api/include/mmsystem.h
+++ b/winsup/w32api/include/mmsystem.h
@@ -308,7 +308,7 @@ extern "C" {
 #define MIXER_GETLINEINFOF_TARGETTYPE 4
 #define MIXER_GETLINEINFOF_QUERYMASK 15
 #define MIXERCONTROL_CONTROLF_UNIFORM 1
-#define MIXERCONTROL_CONTROLF_MULTIPLE 1
+#define MIXERCONTROL_CONTROLF_MULTIPLE 2
 #define MIXERCONTROL_CONTROLF_DISABLED 0x80000000
 #define MIXERCONTROL_CT_CLASS_MASK 0xF0000000
 #define MIXERCONTROL_CT_CLASS_CUSTOM 0
diff --git a/winsup/w32api/lib/largeint.c b/winsup/w32api/lib/largeint.c
index 1761dd48f..531937e23 100644
--- a/winsup/w32api/lib/largeint.c
+++ b/winsup/w32api/lib/largeint.c
@@ -20,7 +20,7 @@
 __int64 WINAPI
 LargeIntegerAdd (__int64 i1, __int64 i2)
 {
-  return i1 * i2;
+  return i1 + i2;
 }
 
 __int64 WINAPI