1 #include "readwrite.h"

     2 #include "substdio.h"

     3 #include "subfd.h"

     4 

     5 int subfd_readsmall(fd,buf,len) int fd; char *buf; int len;

     6 {

     7   if (substdio_flush(subfdoutsmall) == -1) return -1;

     8   return read(fd,buf,len);

     9 }

    10 

    11 char subfd_inbufsmall[256];

    12 static substdio it = SUBSTDIO_FDBUF(subfd_readsmall,0,subfd_inbufsmall,256);

    13 substdio *subfdinsmall = ⁢