diff --git a/lib/stream.c b/lib/stream.c
index 7e75f0d..a50835e 100644
--- a/lib/stream.c
+++ b/lib/stream.c
@@ -624,8 +624,7 @@
       return nbytes;
     }
   /* Error: was it transient (return -2) or fatal (return -1)? */
-  return ((errno == EAGAIN) || (errno == EWOULDBLOCK) || (errno == EINTR)) ?
-         -2 : -1;
+  return ERRNO_IO_RETRY(errno) ? -2 : -1;
 }
 
 /* Read up to smaller of size or SIZE_REMAIN() bytes to the stream, starting