smb_addmsghdr() will now initialize the hdr.version field if it's uninitialized

src/smblib/smbadd.c

@@ -237,7 +237,6 @@ int SMBCALL smb_addmsg(smb_t* smb, smbmsg_t* msg, int storage, long dupechk_hash
 			fflush(smb->sdt_fp);
 		}
 
-		msg->hdr.version=smb_ver();
 		if(msg->hdr.when_imported.time==0) {
 			msg->hdr.when_imported.time=time(NULL);
 			msg->hdr.when_imported.zone=0;	/* how do we detect system TZ? */

src/smblib/smblib.c

@@ -1403,6 +1403,8 @@ int SMBCALL smb_addmsghdr(smb_t* smb, smbmsg_t* msg, int storage)
 		return(i);
 	}
 
+	if(msg->hdr.version==0)
+		msg->hdr.version=SMB_VERSION;
 	msg->hdr.length=(ushort)hdrlen;
 	if(storage==SMB_HYPERALLOC)
 		l=smb_hallochdr(smb);