/*    GEOSLib example        Hello, world example - with DBox        Maciej 'YTM/Elysium' Witkowiak    <ytm@elysium.pl>        26.12.1999*/#include <geos.h>void main (void){/* Let's show what we've got... */    DlgBoxOk(CBOLDON "Hello, world" CPLAINTEXT,	     "This is written in C!");	     /* Normal apps exit from main into system's mainloop, and app finish   when user selects it from icons or menu, but here we want to exit   immediately.   So instead:    MainLoop();   we can do:    (nothing as this is the end of main function)    exit(0);    return;*/    return;}