don't list dir twice in subdirs. it breaks "make distclean"

diff --git a/lib/Makefile.am b/lib/Makefile.am
index c75432e9a70e5b2de03e662498b13c7d2cbb2dfa..25c87518cf08d3a7a9bd8abe6584e3b613678e4f 100644 (file)
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -4,7 +4,6 @@
 SUBDIRS = cdt graph cgraph gd pathplan sfio vmalloc ast \
        vpsc rbtree ortho sparse patchwork expr common \
        pack gvc xdot ingraphs topfish glcomp \
-       circogen dotgen fdpgen neatogen twopigen sfdpgen \
-       glcomp topfish xdot
+       circogen dotgen fdpgen neatogen twopigen sfdpgen
 
 EXTRA_DIST = Makefile.old gvc.vcproj gvc.def