fix compile error

factor/jedit/FactorWordRenderer.java

@@ -83,7 +83,7 @@ public class FactorWordRenderer extends DefaultListCellRenderer
 			new String[] {
 				MiscUtilities.charsToEntities(word.name),
 				stackEffect == null
-				? 0 :
+				? null :
 				MiscUtilities.charsToEntities(stackEffect)
 			}));
 

native/iomux.c

@@ -217,27 +217,25 @@ CELL perform_io_tasks(fd_set* fdset, int fd_count, IO_TASK* io_tasks)
 /* Wait for I/O and return a callback. */
 CELL next_io_task(void)
 {
+	CELL callback;
+	int i;
+
 	bool reading = set_up_fd_set(&read_fd_set,
 		read_fd_count,read_io_tasks);
+
 	bool writing = set_up_fd_set(&write_fd_set,
 		write_fd_count,write_io_tasks);
 
-	CELL callback;
-
-	fd_set except_fd_set;
-	int i;
-	FD_ZERO(&except_fd_set);
-
 	if(!reading && !writing)
 		critical_error("next_io_task() called with no IO tasks",0);
 
 	select(read_fd_count > write_fd_count ? read_fd_count : write_fd_count,
-		&read_fd_set,&write_fd_set,&except_fd_set,NULL);
+		&read_fd_set,&write_fd_set,NULL,NULL);
 	
 	for(i = 0; i < 100; i++)
 	{
 		if(FD_ISSET(i,&except_fd_set))
-			exit(1);
+			_exit(1);
 	}
 
 	callback = perform_io_tasks(&read_fd_set,read_fd_count,read_io_tasks);

native/iomux.h

@@ -19,6 +19,8 @@ fd_set write_fd_set;
 IO_TASK write_io_tasks[FD_SETSIZE];
 int write_fd_count;
 
+fd_set except_fd_set;
+
 void init_io_tasks(fd_set* fd_set, IO_TASK* io_tasks);
 void init_iomux(void);
 IO_TASK* add_io_task(

native/socket.c

@@ -99,8 +99,6 @@ CELL accept_connection(PORT* p)
 	struct sockaddr_in clientname;
 	size_t size = sizeof(clientname);
 	
-	int oobinline = 1;
-
 	int new = accept(p->fd,(struct sockaddr *)&clientname,&size);
 	if(new < 0)
 	{
@@ -110,9 +108,6 @@ CELL accept_connection(PORT* p)
 			io_error(__FUNCTION__);
 	}
 
-	/* if(setsockopt(new,SOL_SOCKET,SO_OOBINLINE,&oobinline,sizeof(int)) < 0)
-		io_error(__FUNCTION__); */
-
 	p->client_host = tag_object(from_c_string(inet_ntoa(
 		clientname.sin_addr)));
 	p->client_port = tag_fixnum(ntohs(clientname.sin_port));