extern void (GLAPIENTRY *qglGetUniformfv)(GLuint programObj, GLint location, GLfloat *params);
extern void (GLAPIENTRY *qglGetUniformiv)(GLuint programObj, GLint location, GLint *params);
extern void (GLAPIENTRY *qglGetShaderSource)(GLuint obj, GLsizei maxLength, GLsizei *length, GLchar *source);
-extern void (GLAPIENTRY *qglPolygonStipple)(const GLubyte *mask);
#ifndef GL_PROGRAM_OBJECT
#define GL_PROGRAM_OBJECT 0x8B40
#define GL_DELETE_STATUS 0x8B80
#define qglPointSize glPointSize
//#define qglPolygonMode glPolygonMode
#define qglPolygonOffset glPolygonOffset
-//#define qglPolygonStipple glPolygonStipple
#define qglReadBuffer glReadBuffer
#define qglReadPixels glReadPixels
#define qglRenderbufferStorage glRenderbufferStorage