diff --git a/src/libCom/osi/osiSem.h b/src/libCom/osi/osiSem.h
index 2e6e2ccc7..5f2d6b4b6 100644
--- a/src/libCom/osi/osiSem.h
+++ b/src/libCom/osi/osiSem.h
@@ -19,6 +19,7 @@ epicsShareFunc void epicsShareAPI semBinaryTakeAssert(semId id);
 epicsShareFunc semTakeStatus epicsShareAPI semBinaryTakeTimeout(semId id, double timeOut);
 epicsShareFunc semTakeStatus epicsShareAPI semBinaryTakeNoWait(semId id);
 epicsShareFunc void epicsShareAPI semBinaryFlush(semId id);
+epicsShareFunc void epicsShareAPI semBinaryShow(semId id);
 
 epicsShareFunc semId epicsShareAPI semMutexCreate(void);
 epicsShareFunc void epicsShareAPI semMutexDestroy(semId id);
@@ -27,7 +28,7 @@ epicsShareFunc semTakeStatus epicsShareAPI semMutexTake(semId id);
 epicsShareFunc void epicsShareAPI semMutexTakeAssert(semId id);
 epicsShareFunc semTakeStatus epicsShareAPI semMutexTakeTimeout(semId id, double timeOut);
 epicsShareFunc semTakeStatus epicsShareAPI semMutexTakeNoWait(semId id);
-epicsShareFunc void epicsShareAPI semMutexFlush(semId id);
+epicsShareFunc void epicsShareAPI semMutexShow(semId id);
 
 #ifdef __cplusplus
 }
diff --git a/src/libCom/osi/osiThread.h b/src/libCom/osi/osiThread.h
index 394e3887b..e7e6fad05 100644
--- a/src/libCom/osi/osiThread.h
+++ b/src/libCom/osi/osiThread.h
@@ -49,8 +49,8 @@ epicsShareFunc void epicsShareAPI threadSuspend(threadId id);
 epicsShareFunc void epicsShareAPI threadResume(threadId id);
 epicsShareFunc int epicsShareAPI threadGetPriority(threadId id);
 epicsShareFunc void epicsShareAPI threadSetPriority(threadId id,int priority);
-epicsShareFunc void epicsShareAPI threadSetDestroySafe(threadId id);
-epicsShareFunc void epicsShareAPI threadSetDestroyUnsafe(threadId id);
+epicsShareFunc void epicsShareAPI threadSetDestroySafe(void);
+epicsShareFunc void epicsShareAPI threadSetDestroyUnsafe(void);
 epicsShareFunc const char * epicsShareAPI threadGetName(threadId id);
 epicsShareFunc int epicsShareAPI threadIsEqual(threadId id1, threadId id2);
 epicsShareFunc int epicsShareAPI threadIsReady(threadId id);
diff --git a/src/libCom/osi/osiTime.h b/src/libCom/osi/osiTime.h
index 3625b9135..575d4e38b 100644
--- a/src/libCom/osi/osiTime.h
+++ b/src/libCom/osi/osiTime.h
@@ -38,6 +38,7 @@
 #include <time.h>
 
 #include "shareLib.h"
+#include "tsDefs.h"
 
 struct TS_STAMP; // EPICS
 class aitTimeStamp; // GDD