diff -urN base-3.14.9.org/config/CONFIG.Host.alpha base-3.14.9/config/CONFIG.Host.alpha
--- base-3.14.9.org/config/CONFIG.Host.alpha	2002-07-13 06:32:20.000000000 +0900
+++ base-3.14.9/config/CONFIG.Host.alpha	2007-01-21 20:43:34.000000000 +0900
@@ -12,7 +12,7 @@
 #  This file is maintained by the EPICS community.
 #  Sites may override these definitions in CONFIG_SITE.Host.alpha
 
-ARCH_CLASS = alpha
+ARCH_CLASS = osf
 
 # Include definitions common to all Unix archs
 include $(EPICS_BASE)/config/CONFIG.Host.UnixCommon
@@ -52,6 +52,6 @@
 CCC_SHRLIB_LDFLAGS_YES = -shared
 CCC_DEPENDS_FLAG =
 
-ARCH_DEP_CFLAGS = -D_OSF_SOURCE
-ARCH_DEP_LDLIBS =
+ARCH_DEP_CFLAGS = -D_OSF_SOURCE -pthread
+ARCH_DEP_LDLIBS = -pthread
 
diff -urN base-3.14.9.org/configure/os/CONFIG.Common.osf-alpha base-3.14.9/configure/os/CONFIG.Common.osf-alpha
--- base-3.14.9.org/configure/os/CONFIG.Common.osf-alpha	2007-01-10 04:02:15.000000000 +0900
+++ base-3.14.9/configure/os/CONFIG.Common.osf-alpha	2007-02-10 19:21:31.000000000 +0900
@@ -16,7 +16,7 @@
 CODE_CPPFLAGS =
 
 POSIX_CPPFLAGS += -pthread -ieee
-POSIX_LDFLAGS += -pthread -ieee
+POSIX_LDLIBS += -pthread -ieee
 
 OP_SYS_CPPFLAGS += -D_OSF_SOURCE
 OP_SYS_LDLIBS += -lrt
diff -urN base-3.14.9.org/configure/os/CONFIG.Common.osf-alpha-gnu base-3.14.9/configure/os/CONFIG.Common.osf-alpha-gnu
--- base-3.14.9.org/configure/os/CONFIG.Common.osf-alpha-gnu	2007-01-10 04:02:15.000000000 +0900
+++ base-3.14.9/configure/os/CONFIG.Common.osf-alpha-gnu	2007-02-11 04:44:48.000000000 +0900
@@ -21,6 +21,8 @@
 OP_SYS_CPPFLAGS += -D_OSF_SOURCE
 OP_SYS_LDLIBS += -lrt
 
+USR_SYS_LIBS += m
+
 space:=$(empty) $(empty)
 colon := :
 
diff -urN base-3.14.9.org/src/ca/comBuf.h base-3.14.9/src/ca/comBuf.h
--- base-3.14.9.org/src/ca/comBuf.h	2006-12-01 07:19:03.000000000 +0900
+++ base-3.14.9/src/ca/comBuf.h	2006-12-17 13:23:02.000000000 +0900
@@ -82,6 +82,9 @@
     unsigned push ( comBuf & );
     template < class T >
     bool push ( const T & value );
+#ifdef __DECCXX /* cxx on osf-alpha */
+    bool push ( const char * value );
+#endif /* __DECCXX */
     template < class T >
     unsigned push ( const T * pValue, unsigned nElem );
     unsigned push ( const epicsInt8 * pValue, unsigned nElem );
@@ -193,6 +196,20 @@
     return true;
 }
 
+#ifdef __DECCXX /* cxx on osf-alpha */
+inline bool comBuf::push ( const char * value )
+{
+    unsigned index = this->nextWriteIndex;
+    unsigned available = sizeof ( this->buf ) - index;
+    if ( sizeof ( value ) > available ) {
+        return false;
+    }
+    memcpy ( &this->buf[ index ], & value, sizeof ( value ) );
+    this->nextWriteIndex = index + sizeof ( value );
+    return true;
+}
+#endif /* __DECCXX */
+
 inline unsigned comBuf :: push ( const epicsInt8 *pValue, unsigned nElem )
 {
     return copyInBytes ( pValue, nElem );
diff -urN base-3.14.9.org/src/libCom/osi/os/osf/osdStdio.c base-3.14.9/src/libCom/osi/os/osf/osdStdio.c
--- base-3.14.9.org/src/libCom/osi/os/osf/osdStdio.c	1970-01-01 09:00:00.000000000 +0900
+++ base-3.14.9/src/libCom/osi/os/osf/osdStdio.c	2006-12-23 08:50:52.000000000 +0900
@@ -0,0 +1,54 @@
+/*************************************************************************\
+* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
+*     National Laboratory.
+* Copyright (c) 2002 The Regents of the University of California, as
+*     Operator of Los Alamos National Laboratory.
+* EPICS BASE Versions 3.13.7
+* and higher are distributed subject to a Software License Agreement found
+* in file LICENSE that is included with this distribution. 
+\*************************************************************************/
+
+#include <osiUnistd.h>
+#define epicsExportSharedSymbols
+#include <epicsStdio.h>
+#include <stdlib.h>
+
+epicsShareFunc int epicsShareAPI epicsSnprintf(
+    char *str, size_t size, const char *format, ...)
+{
+    int nchars;
+    va_list pvar;
+
+    va_start(pvar,format);
+    nchars = epicsVsnprintf(str,size,format,pvar);
+    va_end (pvar);
+    return(nchars);
+}
+
+epicsShareFunc int epicsShareAPI epicsVsnprintf(
+    char *str, size_t size, const char *format, va_list ap)
+{
+    int nchars;
+    
+    nchars = vsnprintf ( str, size, format, ap );
+    if (nchars == size-1) {
+	/* this means the buffer was not long enough */
+	/* we try to find a return value for epicsVsnprintf standard */
+	int i, nchars2, size2 = size * 2;
+	char *str2;
+	
+	for (i=0; i<20; i++, size2=size2*2) {
+	    str2 = malloc(size2);
+	    if (str2 != NULL) {
+		nchars2 = vsnprintf ( str2, size2, format, ap );
+		if (nchars2 != size2-1) {
+		    free(str2);
+		    nchars = nchars2;
+		    break;
+		}
+	    }
+	    free(str2);
+	}
+    }
+    return nchars;
+}