ref: c02306479fb810515b4905e6df7ad2f74b8e7173
dir: /include/drawif.h/
extern Font* checkfont(Draw_Font*); extern Image* checkimage(Draw_Image*); extern Screen* checkscreen(Draw_Screen*); extern Display* checkdisplay(Draw_Display*); extern void freedrawdisplay(Heap*, int); extern void freedrawfont(Heap*, int); extern void freedrawimage(Heap*, int); extern void freedrawscreen(Heap*, int); extern Font* lookupfont(Draw_Font*); extern Image* lookupimage(Draw_Image*); extern Screen* lookupscreen(Draw_Screen*); extern Draw_Image* mkdrawimage(Image*, Draw_Screen*, Draw_Display*, void*);