diff --git a/hostan.c b/hostan.c
index 03e08fc..5957c29 100644
--- a/hostan.c
+++ b/hostan.c
@@ -67,7 +67,7 @@ static int iffan(FILE *outfile) {
       strcpy(ifr.ifr_name, ifp->ifr_name);
       if (Ioctl(s, SIOCGIFINDEX, &ifr) < 0) {
 	 Error3("ioctl(%d, SIOCGIFINDEX, {\"%s\"}): %s",
-		s, &ifr.ifr_name, strerror(errno));
+		s, ifr.ifr_name, strerror(errno));
 	 return 1;
       }
 #if HAVE_STRUCT_IFREQ_IFR_INDEX
diff --git a/xio-openssl.c b/xio-openssl.c
index 2fda933..02186a3 100644
--- a/xio-openssl.c
+++ b/xio-openssl.c
@@ -863,7 +863,7 @@ int
 	 } else {
 	    if (SSL_CTX_set_tmp_dh(*ctx, dh) <= 0) {
 	       while (err = ERR_get_error()) {
-		  Warn1("SSL_CTX_set_tmp_dh(%p, %p): %s",
+		  Warn3("SSL_CTX_set_tmp_dh(%p, %p): %s", *ctx, dh,
 			ERR_error_string(err, NULL));
 	       }
 	       Error2("SSL_CTX_set_tmp_dh(%p, %p) failed", *ctx, dh);
diff --git a/xio-proxy.c b/xio-proxy.c
index fb08d28..83a2f50 100644
--- a/xio-proxy.c
+++ b/xio-proxy.c
@@ -337,7 +337,7 @@ int _xioopen_proxy_connect(struct single *xfd,
 
    Info("sending \"\\r\\n\"");
    if (writefull(xfd->fd, "\r\n", 2) < 0) {
-      Msg2(level, "write(%d, %p, "F_Zu"): %s",
+      Msg2(level, "write(%d, \"\\r\\n\", 2): %s",
 	   xfd->fd, strerror(errno));
       if (Close(xfd->fd) < 0) {
 	 Info2("close(%d): %s", xfd->fd, strerror(errno));