diff -up diffutils-3.2/gnulib-tests/test-dup2.c.orig diffutils-3.2/gnulib-tests/test-dup2.c
--- diffutils-3.2/gnulib-tests/test-dup2.c.orig	2011-03-26 06:47:07.008126464 -0600
+++ diffutils-3.2/gnulib-tests/test-dup2.c	2012-05-02 23:07:17.022806528 -0600
@@ -181,6 +181,7 @@ main (void)
 
   /* On systems that distinguish between text and binary mode, dup2
      reuses the mode of the source.  */
+#if O_BINARY
   setmode (fd, O_BINARY);
   ASSERT (is_mode (fd, O_BINARY));
   ASSERT (dup2 (fd, fd + 1) == fd + 1);
@@ -195,6 +196,6 @@ main (void)
   ASSERT (close (fd + 1) == 0);
   ASSERT (close (fd) == 0);
   ASSERT (unlink (file) == 0);
-
+#endif
   return 0;
 }
diff -up diffutils-3.2/gnulib-tests/test-fcntl.c.orig diffutils-3.2/gnulib-tests/test-fcntl.c
--- diffutils-3.2/gnulib-tests/test-fcntl.c.orig	2011-01-03 14:06:23.006815744 -0700
+++ diffutils-3.2/gnulib-tests/test-fcntl.c	2012-05-02 23:07:17.025952256 -0600
@@ -293,6 +293,7 @@ main (void)
   ASSERT (is_mode (fd + 2, O_BINARY));
   ASSERT (close (fd) == 0);
 
+#if O_TEXT
   setmode (fd + 2, O_TEXT);
   ASSERT (fcntl (fd + 2, F_DUPFD, fd + 1) == fd + 1);
   ASSERT (!is_open (fd));
@@ -313,7 +314,7 @@ main (void)
   ASSERT (is_mode (fd, O_TEXT));
   ASSERT (is_mode (fd + 2, O_TEXT));
   ASSERT (close (fd + 2) == 0);
-
+#endif
   /* Test F_GETFD.  */
   errno = 0;
   ASSERT (fcntl (-1, F_GETFD) == -1);