4 files changed, 10 insertions, 0 deletions
diff --git a/src/glu/sgi/libnurbs/internals/arc.h b/src/glu/sgi/libnurbs/internals/arc.h
index e986019c3a..ca397f3b1f 100644
--- a/src/glu/sgi/libnurbs/internals/arc.h
+++ b/src/glu/sgi/libnurbs/internals/arc.h
@@ -108,6 +108,9 @@ public:
 inline
 Arc::Arc( Arc *j, PwlArc *p )
 {
+    prev = NULL;
+    next = NULL;
+    link = NULL;
     bezierArc = NULL;
     pwlArc = p;
     type = j->type;
@@ -123,6 +126,9 @@ Arc::Arc( Arc *j, PwlArc *p )
 inline
 Arc::Arc( arc_side side, long _nuid )
 {
+    prev = NULL;
+    next = NULL;
+    link = NULL;
     bezierArc = NULL;
     pwlArc = NULL;
     type = 0;
diff --git a/src/glu/sgi/libnurbs/internals/bin.cc b/src/glu/sgi/libnurbs/internals/bin.cc
index 54b406147b..ff75b86bed 100644
--- a/src/glu/sgi/libnurbs/internals/bin.cc
+++ b/src/glu/sgi/libnurbs/internals/bin.cc
@@ -49,6 +49,7 @@
 Bin::Bin()
 {
     head = NULL;
+    current = NULL;
 }
 
 Bin::~Bin()
diff --git a/src/glu/sgi/libnurbs/internals/uarray.cc b/src/glu/sgi/libnurbs/internals/uarray.cc
index f0e2364373..4b3329c0f2 100644
--- a/src/glu/sgi/libnurbs/internals/uarray.cc
+++ b/src/glu/sgi/libnurbs/internals/uarray.cc
@@ -47,6 +47,7 @@ Uarray::Uarray( void )
 {
     uarray = 0;
     size = 0;
+    ulines = 0;
 }
 
 Uarray::~Uarray( void )
diff --git a/src/glu/sgi/libnurbs/nurbtess/primitiveStream.cc b/src/glu/sgi/libnurbs/nurbtess/primitiveStream.cc
index 26d05342f9..dfdbd4e844 100644
--- a/src/glu/sgi/libnurbs/nurbtess/primitiveStream.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/primitiveStream.cc
@@ -156,6 +156,8 @@ primStream::primStream(Int sizeLengths, Int sizeVertices)
   index_vertices = 0;
   size_lengths = sizeLengths;
   size_vertices = sizeVertices; 
+
+  counter = 0; 
 }
 
 primStream::~primStream()