can compile engine as library on linux but not run the executable (automatically), most likely breaking other platforms (wrt engine-as-library)
/***************************************************************************/
/* */
/* psaux.c */
/* */
/* FreeType auxiliary PostScript driver component (body only). */
/* */
/* Copyright 1996-2001, 2002, 2006 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#define FT_MAKE_OPTION_SINGLE_OBJECT
#include <ft2build.h>
#include "psobjs.c"
#include "psauxmod.c"
#include "t1decode.c"
#include "t1cmap.c"
#ifndef T1_CONFIG_OPTION_NO_AFM
#include "afmparse.c"
#endif
#include "psconv.c"
/* END */