null_stream
null_stream *s = (null_stream*)cookie;
null_stream *s = (null_stream*)cookie;
null_stream *s = (null_stream*)cookie;
null_stream *s;
if ((s = calloc(1, sizeof(null_stream))) == NULL)
null_stream *s;
if ((s = calloc(1, sizeof(null_stream))) == NULL)
null_stream *s = (null_stream*) cookie;