diff --git a/rsrv2.patch b/rsrv2.patch
new file mode 100644
index 000000000..a7f141fde
--- /dev/null
+++ b/rsrv2.patch
@@ -0,0 +1,14 @@
+=== modified file 'src/rsrv/rsrv.h'
+--- src/rsrv/rsrv.h	2010-10-05 19:27:37 +0000
++++ src/rsrv/rsrv.h	2012-05-14 16:08:57 +0000
+@@ -31,7 +31,8 @@
+                         char * pBuf, unsigned bufSize );
+ epicsShareFunc void epicsShareAPI casUserNameInitiatingCurrentThread (
+                         char * pBuf, unsigned bufSize );
+-void casStatsFetch ( unsigned *pChanCount, unsigned *pConnCount );
++epicsShareFunc void casStatsFetch (
++                        unsigned *pChanCount, unsigned *pConnCount );
+ 
+ #define RSRV_OK 0
+ #define RSRV_ERROR (-1)
+
diff --git a/src/rsrv/rsrv.h b/src/rsrv/rsrv.h
index 2d939af2d..911a46e82 100644
--- a/src/rsrv/rsrv.h
+++ b/src/rsrv/rsrv.h
@@ -31,7 +31,8 @@ epicsShareFunc void epicsShareAPI casHostNameInitiatingCurrentThread (
                         char * pBuf, unsigned bufSize );
 epicsShareFunc void epicsShareAPI casUserNameInitiatingCurrentThread (
                         char * pBuf, unsigned bufSize );
-void casStatsFetch ( unsigned *pChanCount, unsigned *pConnCount );
+epicsShareFunc void casStatsFetch (
+                        unsigned *pChanCount, unsigned *pConnCount );
 
 #define RSRV_OK 0
 #define RSRV_ERROR (-1)