Index: icedtea6/ports/hotspot/tools/mkbc.c
===================================================================
--- icedtea6.orig/ports/hotspot/tools/mkbc.c	2010-04-01 12:25:13.791317722 +0200
+++ icedtea6/ports/hotspot/tools/mkbc.c	2010-04-01 12:27:34.151606177 +0200
@@ -602,4 +602,6 @@
 	if (ferror(bci_f)) fatal("Error writing bci");
 	if (source_f != stdin) fclose(source_f);
 	if (bci_f != stdout) fclose(bci_f);
+
+	return 0;
 }