dirty buildfix for linux, can do it properly later.

git-svn-id: https://svn.code.sf.net/p/vbam/code/trunk@1193 a31d4220-a93d-0410-bf67-fe4944624d44

src/gba/remote.cpp

@@ -75,7 +75,11 @@ bool remoteTcpInit()
 
     remoteListenSocket = s;
 
+#ifdef _WIN32
     if(s == INVALID_SOCKET) {
+#else
+    if(s < 0) {
+#endif
       fprintf(stderr,"Error opening socket\n");
       exit(-1);
     }