> If anybody is having problems compiling this software on SCO OpenServer 5,
> they might like to try the following fixes :-
> 
> 
> *	In the file 'Xvnc/config/cf/sco5.cf'
> Line 60 reads:-
> #ifdef BuildDynamicLoading
> #define SCODynamicFlags         -Wl,-Bexport
> #endif
> 
> Change to:-
> #ifdef BuildDynamicLoading
> #define SCODynamicFlags         -Wl,-Bexport
> #else
> #define SCODynamicFlags
> #endif
> 
> 
> *	If you get the following error then you may not have 'usleep()' in
> any of your standard libraries:-
> undefined                       first referenced
>  symbol                             in file
> usleep                              rfbproto.o
> ld fatal: Symbol referencing errors. No output written to vncviewer
> 
> You may either obtain a library with usleep in it from somewhere, or write
> your own as I did. To do this create a file called vncviewer/usleep.c :-
> /*** Start of usleep module ***/
> 
> #include       <signal.h>
> #include       <stdio.h>
> #include       <strings.h>
> #include       <sys/select.h>
> #include       <sys/itimer.h>
> 
> void got_alarm(int x)
> {
>         return;
> }
> 
> int usleep(unsigned int n)
> {
>         struct itimerval value,ovalue;
>         signal(SIGALRM,got_alarm);
>         bzero((void *)&value,(size_t) sizeof(struct itimerval));
>         value.it_value.tv_sec = n / 1000000L;
>         value.it_value.tv_usec = n % 1000000L;
>         setitimer(ITIMER_REAL,&value,&ovalue);
>         pause();
>         return 0;
> }
> 
> /*** End of usleep module ***/
> 
> Then add this new file to vncviewer/Imakefile
> Line 8 :-
> SRCS = args.c listen.c rfbproto.c sockets.c usleep.c vncviewer.c x.c
> OBJS = args.o listen.o rfbproto.o sockets.o usleep.o vncviewer.o x.o
> 
> 
> I encountered no other problems besides those two and everything seems to
> compile and work fine.
> 
> I hope this information is helpful to you.
> 
> -- Ben Maizels