diff --git a/common/netjack_packet.c b/common/netjack_packet.c
index a4e5b842..cd3a8d6d 100644
--- a/common/netjack_packet.c
+++ b/common/netjack_packet.c
@@ -80,7 +80,7 @@
 #include "netjack_packet.h"
 #include "JackError.h"
 
-#ifdef NO_JACK_ERROR
+#ifdef NO_JACK_ERROR
 #define jack_error printf
 #endif
 
@@ -516,7 +516,7 @@ packet_cache_drain_socket( packet_cache *pcache, int sockfd )
     u_long parm = 1;
     ioctlsocket( sockfd, FIONBIO, &parm );
 #else
-    int senderlen = sizeof( struct sockaddr_in );
+    unsigned int senderlen = sizeof( struct sockaddr_in );
 #endif
     while (1) {
 #ifdef WIN32