extern EGLBoolean
-_eglChooseConfig(const _EGLDriver *drv, _EGLDisplay *disp, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
+_eglChooseConfig(_EGLDisplay *disp, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
extern EGLBoolean
-_eglGetConfigAttrib(const _EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf, EGLint attribute, EGLint *value);
+_eglGetConfigAttrib(_EGLDisplay *disp, _EGLConfig *conf, EGLint attribute, EGLint *value);
extern EGLBoolean
-_eglGetConfigs(const _EGLDriver *drv, _EGLDisplay *disp, EGLConfig *configs, EGLint config_size, EGLint *num_config);
+_eglGetConfigs(_EGLDisplay *disp, EGLConfig *configs, EGLint config_size, EGLint *num_config);
#ifdef __cplusplus