extern void  gluBeginCurve (GLUnurbs* nurb);
extern void  gluBeginPolygon (GLUtesselator* tess);
extern void  gluBeginSurface (GLUnurbs* nurb);
extern void  gluBeginTrim (GLUnurbs* nurb);
extern GLint  gluBuild1DMipmapLevels (GLenum target, GLint internalFormat, GLsizei width, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void *data);
extern GLint  gluBuild1DMipmaps (GLenum target, GLint internalFormat, GLsizei width, GLenum format, GLenum type, const void *data);
extern GLint  gluBuild2DMipmapLevels (GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void *data);
extern GLint  gluBuild2DMipmaps (GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLenum format, GLenum type, const void *data);
extern GLint  gluBuild3DMipmapLevels (GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, GLint level, GLint base, GLint max, const void *data);
extern GLint  gluBuild3DMipmaps (GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const void *data);
extern GLboolean  gluCheckExtension (const GLubyte *extName, const GLubyte *extString);
extern void  gluCylinder (GLUquadric* quad, GLdouble base, GLdouble top, GLdouble height, GLint slices, GLint stacks);
extern void  gluDisk (GLUquadric* quad, GLdouble inner, GLdouble outer, GLint slices, GLint loops);
extern void  gluEndCurve (GLUnurbs* nurb);
extern void  gluEndPolygon (GLUtesselator* tess);
extern void  gluEndSurface (GLUnurbs* nurb);
extern void  gluEndTrim (GLUnurbs* nurb);
extern void  gluGetNurbsProperty (GLUnurbs* nurb, GLenum property, GLfloat* data);
extern void  gluGetTessProperty (GLUtesselator* tess, GLenum which, GLdouble* data);
extern void  gluLoadSamplingMatrices (GLUnurbs* nurb, const GLfloat *model, const GLfloat *perspective, const GLint *view);
extern void  gluLookAt (GLdouble eyeX, GLdouble eyeY, GLdouble eyeZ, GLdouble centerX, GLdouble centerY, GLdouble centerZ, GLdouble upX, GLdouble upY, GLdouble upZ);
extern void  gluNextContour (GLUtesselator* tess, GLenum type);
extern void  gluNurbsCurve (GLUnurbs* nurb, GLint knotCount, GLfloat *knots, GLint stride, GLfloat *control, GLint order, GLenum type);
extern void  gluNurbsProperty (GLUnurbs* nurb, GLenum property, GLfloat value);
extern void  gluNurbsSurface (GLUnurbs* nurb, GLint sKnotCount, GLfloat* sKnots, GLint tKnotCount, GLfloat* tKnots, GLint sStride, GLint tStride, GLfloat* control, GLint sOrder, GLint tOrder, GLenum type);
extern void  gluOrtho2D (GLdouble left, GLdouble right, GLdouble bottom, GLdouble top);
extern void  gluPartialDisk (GLUquadric* quad, GLdouble inner, GLdouble outer, GLint slices, GLint loops, GLdouble start, GLdouble sweep);
extern void  gluPerspective (GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar);
extern void  gluPickMatrix (GLdouble x, GLdouble y, GLdouble delX, GLdouble delY, GLint *viewport);
extern GLint  gluProject (GLdouble objX, GLdouble objY, GLdouble objZ, const GLdouble *model, const GLdouble *proj, const GLint *view, GLdouble* winX, GLdouble* winY, GLdouble* winZ);
extern void  gluPwlCurve (GLUnurbs* nurb, GLint count, GLfloat* data, GLint stride, GLenum type);
extern void  gluQuadricDrawStyle (GLUquadric* quad, GLenum draw);
extern void  gluQuadricNormals (GLUquadric* quad, GLenum normal);
extern void  gluQuadricOrientation (GLUquadric* quad, GLenum orientation);
extern void  gluQuadricTexture (GLUquadric* quad, GLboolean texture);
extern GLint  gluScaleImage (GLenum format, GLsizei wIn, GLsizei hIn, GLenum typeIn, const void *dataIn, GLsizei wOut, GLsizei hOut, GLenum typeOut, GLvoid* dataOut);
extern void  gluSphere (GLUquadric* quad, GLdouble radius, GLint slices, GLint stacks);
extern void  gluTessBeginContour (GLUtesselator* tess);
extern void  gluTessBeginPolygon (GLUtesselator* tess, GLvoid* data);
extern void  gluTessEndContour (GLUtesselator* tess);
extern void  gluTessEndPolygon (GLUtesselator* tess);
extern void  gluTessNormal (GLUtesselator* tess, GLdouble valueX, GLdouble valueY, GLdouble valueZ);
extern void  gluTessProperty (GLUtesselator* tess, GLenum which, GLdouble data);
extern void  gluTessVertex (GLUtesselator* tess, GLdouble *location, GLvoid* data);
extern GLint  gluUnProject (GLdouble winX, GLdouble winY, GLdouble winZ, const GLdouble *model, const GLdouble *proj, const GLint *view, GLdouble* objX, GLdouble* objY, GLdouble* objZ);
extern GLint  gluUnProject4 (GLdouble winX, GLdouble winY, GLdouble winZ, GLdouble clipW, const GLdouble *model, const GLdouble *proj, const GLint *view, GLdouble nearVal, GLdouble farVal, GLdouble* objX, GLdouble* objY, GLdouble* objZ, GLdouble* objW);