diff --git a/util/LLgen/src/Makefile b/util/LLgen/src/Makefile
index a5ceb9a9d..2e28db8d3 100644
--- a/util/LLgen/src/Makefile
+++ b/util/LLgen/src/Makefile
@@ -20,7 +20,7 @@ parser:		$(GFILES)
 		@touch parser
 
 LLgen:		$(OBJECTS)
-		$(CC) $(PROF) $(LDFLAGS) $(OBJECTS)  -o LLgen
+		$(CC) $(PROF) $(LDFLAGS) $(OBJECTS) $(EMHOME)/modules/lib/libsystem.a -o LLgen
 		@size LLgen
 
 pr : 
diff --git a/util/LLgen/src/machdep.c b/util/LLgen/src/machdep.c
index 6b118badc..73bbd24cd 100644
--- a/util/LLgen/src/machdep.c
+++ b/util/LLgen/src/machdep.c
@@ -33,15 +33,13 @@ extern string	libpath();
 UNLINK(x) string x; {
 	/* Must remove the file "x" */
 
-	unlink(x);	/* systemcall to remove file */
+	sys_remove(x);	/* systemcall to remove file */
 }
 
 RENAME(x,y) string x,y; {
 	/* Must move the file "x" to the file "y" */
 
-	unlink(y);
-	if(link(x,y)!=0)fatal(1,"Cannot link to %s",y);
-	unlink(x);
+	if(! sys_rename(x,y)) fatal(1,"Cannot rename to %s",y);
 }
 
 string