void gl_Flush(GLcontext *ctx)
void gl_Hint(GLcontext *ctx, GLenum target, GLenum mode)
void gl_ReadBuffer(GLcontext *ctx, GLenum mode)
void gl_ClearIndex(GLcontext *ctx, GLfloat c)
void gl_Clear(GLcontext *ctx, GLbitfield mask)
const GLubyte * gl_GetString(GLcontext *ctx, GLenum name)
void gl_DrawBuffer(GLcontext *ctx, GLenum mode)
void gl_Finish(GLcontext *ctx)
void gl_ClearColor(GLcontext *ctx, GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
GLclampf GLclampf GLclampf alpha