extern void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
+//[515]: added on 29.07.2005
+extern void (GLAPIENTRY *qglLineWidth)(GLfloat width);
+extern void (GLAPIENTRY *qglPointSize)(GLfloat size);
+
// GL_ARB_shader_objects
extern int gl_support_shader_objects;
#ifndef GL_PROGRAM_OBJECT_ARB