+#ifndef GL_EXT_framebuffer_blit
+#define GL_EXT_framebuffer_blit 1
+
+#define GL_READ_FRAMEBUFFER_EXT 0x8CA8
+#define GL_DRAW_FRAMEBUFFER_EXT 0x8CA9
+#define GL_DRAW_FRAMEBUFFER_BINDING_EXT 0x8CA6
+#define GL_READ_FRAMEBUFFER_BINDING_EXT 0x8CAA
+
+GLAPI void GLAPIENTRY
+glBlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
+ GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
+ GLbitfield mask, GLenum filter);
+
+typedef void (APIENTRYP PFNGLBLITFRAMEBUFFEREXTPROC)
+ (GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
+ GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
+ GLbitfield mask, GLenum filter);
+
+#endif /* GL_EXT_framebuffer_blit */
+
+
+
#ifndef GL_EXT_packed_depth_stencil
#define GL_EXT_packed_depth_stencil 1