!gles2_extensions

# GLES 2.0 extensions
void glGetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision);
void glReleaseShaderCompiler(void);
void glShaderBinary(GLsizei n, const GLuint* shaders, GLenum binaryformat, const GLvoid* binary, GLsizei length);