Re: new build ends with mkfifo related problems in file-ops.cc

[John W. Eaton]

On 23-Jan-2010, Ben Abbott wrote:

| Octave now build's and runs, but when using the gnuplot backend I see ...
| 
| octave:1> plot(1:10)
| error: `unlink' undefined near line 156 column 7
| error: called from:
| error:   
/Users/bpabbott/Development/mercurial/local_clone/scripts/plot/__gnuplot_get_var__.m
 at line 156, column 7
| error:   
/Users/bpabbott/Development/mercurial/local_clone/scripts/plot/__go_draw_axes__.m
 at line 39, column 18
| error:   
/Users/bpabbott/Development/mercurial/local_clone/scripts/plot/__go_draw_figure__.m
 at line 112, column 29
| error:   
/Users/bpabbott/Development/mercurial/local_clone/scripts/plot/gnuplot_drawnow.m
 at line 99, column 5
| octave:2> 

The unlink function should always be defined.  Was there some problem
in constructing the builtins.cc file?  It should have a function
called install_syscalls_fcns that contains the line

   XDEFUN_INTERNAL (unlink, args, , "-*- texinfo -*-\n  ...  ")

jwe