diff --git a/auto/bin/parse_spec.pl b/auto/bin/parse_spec.pl
index e16ef32..6f2213e 100755
--- a/auto/bin/parse_spec.pl
+++ b/auto/bin/parse_spec.pl
@@ -44,6 +44,9 @@ my %typemap = (
     uint     => "GLuint",
     ushort   => "GLushort",
     DMbuffer => "void *",
+    # Nvidia video output fsck up
+    int64EXT => "GLint64EXT",
+    uint64EXT=> "GLuint64EXT",
 
     # ARB VBO introduces these.
 
@@ -128,6 +131,7 @@ sub normalize_prototype
 {
     local $_ = join(" ", @_);
     s/\s+/ /g;                # multiple whitespace -> single space
+    s/\<.*\>//g;              # remove <comments> from direct state access extension
     s/\s*\(\s*/ \(/;          # exactly one space before ( and none after
     s/\s*\)\s*/\)/;           # no after before or after )
     s/\s*\*([a-zA-Z])/\* $1/; # "* identifier"
diff --git a/auto/bin/update_ext.sh b/auto/bin/update_ext.sh
index 4a3ab0e..e50f751 100755
--- a/auto/bin/update_ext.sh
+++ b/auto/bin/update_ext.sh
@@ -34,6 +34,28 @@ if [ ! -d $1 ] ; then
     grep -v -F -f $1/GLX_EXT_visual_info $1/GLX_EXT_visual_rating > tmp
     mv tmp $1/GLX_EXT_visual_rating
 
+# GL_EXT_draw_buffers2 and GL_EXT_transform_feedback both define glGetBooleanIndexedvEXT but with different parameter names
+    grep -v glGetBooleanIndexedvEXT $1/GL_EXT_transform_feedback > tmp
+    mv tmp $1/GL_EXT_transform_feedback    
+
+# GL_EXT_draw_buffers2 and GL_EXT_transform_feedback both define glGetIntegerIndexedvEXT but with different parameter names
+    grep -v glGetIntegerIndexedvEXT $1/GL_EXT_transform_feedback > tmp
+    mv tmp $1/GL_EXT_transform_feedback    
+
+# remove duplicates from GL_NV_present_video and GLX_NV_present_video
+    grep -v -F -f $1/GLX_NV_present_video $1/GL_NV_present_video > tmp
+    mv tmp $1/GL_NV_present_video
+
+# fix WGL_NV_present_video
+    cat >> $1/WGL_NV_present_video <<EOT
+    DECLARE_HANDLE(HVIDEOOUTPUTDEVICENV);
+EOT
+
+# fix WGL_NV_video_output
+    cat >> $1/WGL_NV_video_output <<EOT
+    DECLARE_HANDLE(HPVIDEODEV);
+EOT
+
 # fix GL_NV_occlusion_query and GL_HP_occlusion_test
     grep -v '_HP' $1/GL_NV_occlusion_query > tmp
     mv tmp $1/GL_NV_occlusion_query
@@ -60,6 +82,13 @@ if [ ! -d $1 ] ; then
 	GL_SWIZZLE_STRQ_DQ_ATI 0x897B
 EOT
 
+# add deprecated constants to GL_NV_texture_shader
+    cat >> $1/GL_NV_texture_shader <<EOT
+	GL_OFFSET_TEXTURE_2D_MATRIX_NV 0x86E1
+	GL_OFFSET_TEXTURE_2D_BIAS_NV 0x86E3
+	GL_OFFSET_TEXTURE_2D_SCALE_NV 0x86E2
+EOT
+	
 # fix WGL_ATI_pixel_format_float
     cat >> $1/WGL_ATI_pixel_format_float <<EOT
 	GL_RGBA_FLOAT_MODE_ATI 0x8820
@@ -156,6 +185,18 @@ EOT
     grep -v -F -f $1/GL_ARB_fragment_program $1/GL_ARB_vertex_shader > tmp
     mv tmp $1/GL_ARB_vertex_shader
 
+# remove duplicates in GL_EXT_direct_state_access
+    grep -v "glGetBooleanIndexedvEXT" $1/GL_EXT_direct_state_access > tmp
+    mv tmp $1/GL_EXT_direct_state_access
+    grep -v "glGetIntegerIndexedvEXT" $1/GL_EXT_direct_state_access > tmp
+    mv tmp $1/GL_EXT_direct_state_access
+    grep -v "glDisableIndexedEXT" $1/GL_EXT_direct_state_access > tmp
+    mv tmp $1/GL_EXT_direct_state_access
+    grep -v "glEnableIndexedEXT" $1/GL_EXT_direct_state_access > tmp
+    mv tmp $1/GL_EXT_direct_state_access
+    grep -v "glIsEnabledIndexedEXT" $1/GL_EXT_direct_state_access > tmp
+    mv tmp $1/GL_EXT_direct_state_access
+
 # fix bugs in GL_ARB_vertex_shader
     grep -v "GL_FLOAT" $1/GL_ARB_vertex_shader > tmp
     mv tmp $1/GL_ARB_vertex_shader
diff --git a/auto/blacklist b/auto/blacklist
index 90c165f..9226245 100644
--- a/auto/blacklist
+++ b/auto/blacklist
@@ -12,7 +12,3 @@ SGIX/video_source.txt
 SGIX/hyperpipe_group.txt
 OES/fixed_point.txt
 OES/query_matrix.txt
-NV/present_video.txt
-NV/wgl_video_out.txt
-EXT/draw_buffers2.txt
-EXT/transform_feedback.txt
\ No newline at end of file
diff --git a/auto/src/glew_head.h b/auto/src/glew_head.h
index 9b46d4b..93d1fa5 100644
--- a/auto/src/glew_head.h
+++ b/auto/src/glew_head.h
@@ -118,6 +118,7 @@ typedef _W64 int ptrdiff_t;
  */
 
 #include <stddef.h>
+#include <stdint.h>
 
 #define GLEW_APIENTRY_DEFINED
 #define APIENTRY
@@ -166,16 +167,20 @@ typedef float GLclampf;
 typedef double GLdouble;
 typedef double GLclampd;
 typedef void GLvoid;
-#if defined(_MSC_VER) && _MSC_VER < 1400
+#if defined(_MSC_VER)
+#  if _MSC_VER < 1400
 typedef __int64 GLint64EXT;
 typedef unsigned __int64 GLuint64EXT;
-#elif defined(__MINGW32__)
-#include <inttypes.h>
-typedef int64_t GLint64EXT;
-typedef uint64_t GLuint64EXT;
-#else
+#  else
 typedef signed long long GLint64EXT;
 typedef unsigned long long GLuint64EXT;
+#  endif
+#else
+#  if defined(__MINGW32__)
+#include <inttypes.h>
+#  endif
+typedef int64_t GLint64EXT;
+typedef uint64_t GLuint64EXT;
 #endif
 
 #define GL_ACCUM 0x0100
diff --git a/auto/src/glxew_head.h b/auto/src/glxew_head.h
index 96345fe..56b481a 100644
--- a/auto/src/glxew_head.h
+++ b/auto/src/glxew_head.h
@@ -60,6 +60,8 @@ typedef struct __glXContextRec *GLXContext;
 typedef struct __GLXcontextRec *GLXContext;
 #endif
 
+typedef unsigned int GLXVideoDeviceNV; 
+
 extern Bool glXQueryExtension (Display *dpy, int *errorBase, int *eventBase);
 extern Bool glXQueryVersion (Display *dpy, int *major, int *minor);
 extern int glXGetConfig (Display *dpy, XVisualInfo *vis, int attrib, int *value);