5 files changed, 14 insertions, 8 deletions
diff --git a/src/glu/sgi/libnurbs/interface/bezierPatch.cc b/src/glu/sgi/libnurbs/interface/bezierPatch.cc
index 836ae94e0a..5b7bda1a00 100644
--- a/src/glu/sgi/libnurbs/interface/bezierPatch.cc
+++ b/src/glu/sgi/libnurbs/interface/bezierPatch.cc
@@ -111,8 +111,11 @@ void bezierPatchDelete(bezierPatch *b)
 void bezierPatchDeleteList(bezierPatch *b)
 {
   bezierPatch *temp;
-  for(temp = b; temp != NULL; temp = temp->next)
-    bezierPatchDelete(temp);
+  while (b != NULL) {
+    temp = b;
+    b = b->next;
+    bezierPatchDelete(temp);    
+  }
 }
 
 bezierPatch* bezierPatchInsert(bezierPatch *list, bezierPatch *b)
diff --git a/src/glu/sgi/libnurbs/interface/glcurveval.h b/src/glu/sgi/libnurbs/interface/glcurveval.h
index 4b44f6e847..a09a74d04c 100644
--- a/src/glu/sgi/libnurbs/interface/glcurveval.h
+++ b/src/glu/sgi/libnurbs/interface/glcurveval.h
@@ -93,7 +93,7 @@ public:
 	output_triangles = flag;
       }
 #ifdef _WIN32
-    void               putCallBack(GLenum which, void (APIENTRY *fn)() );
+    void               putCallBack(GLenum which, void (GLAPIENTRY *fn)() );
 #else
     void               putCallBack(GLenum which, _GLUfuncptr fn );
 #endif
diff --git a/src/glu/sgi/libnurbs/interface/glsurfeval.cc b/src/glu/sgi/libnurbs/interface/glsurfeval.cc
index a36b304508..b5bfab1e28 100644
--- a/src/glu/sgi/libnurbs/interface/glsurfeval.cc
+++ b/src/glu/sgi/libnurbs/interface/glsurfeval.cc
@@ -1184,8 +1184,11 @@ return;
 
 }
 
-void
-OpenGLSurfaceEvaluator::putCallBack(GLenum which, _GLUfuncptr fn )
+#ifdef _WIN32
+void OpenGLSurfaceEvaluator::putCallBack(GLenum which, void (GLAPIENTRY *fn)() )
+#else
+void OpenGLSurfaceEvaluator::putCallBack(GLenum which, _GLUfuncptr fn )
+#endif
 {
   switch(which)
     {
diff --git a/src/glu/sgi/libnurbs/interface/glsurfeval.h b/src/glu/sgi/libnurbs/interface/glsurfeval.h
index c34a58cb9b..b7a88069f5 100644
--- a/src/glu/sgi/libnurbs/interface/glsurfeval.h
+++ b/src/glu/sgi/libnurbs/interface/glsurfeval.h
@@ -145,7 +145,7 @@ public:
     void		newtmeshvert( long, long );
 
 #ifdef _WIN32
-    void 	        putCallBack(GLenum which, void (APIENTRY *fn)() );
+    void 	        putCallBack(GLenum which, void (GLAPIENTRY *fn)() );
 #else
     void 	        putCallBack(GLenum which, _GLUfuncptr fn );
 #endif
diff --git a/src/glu/sgi/libnurbs/interface/insurfeval.cc b/src/glu/sgi/libnurbs/interface/insurfeval.cc
index b314699c7a..e4ee3ef6a2 100644
--- a/src/glu/sgi/libnurbs/interface/insurfeval.cc
+++ b/src/glu/sgi/libnurbs/interface/insurfeval.cc
@@ -1533,8 +1533,8 @@ void OpenGLSurfaceEvaluator::inEvalVStrip(int n_left, REAL u_left, REAL* left_va
     }
   //clean up 
   free(leftXYZ);
-  free(leftXYZ);
-  free(rightNormal);
+  free(rightXYZ);
+  free(leftNormal);
   free(rightNormal);
 }