+2013-07-01 Pedro Alves <palves@redhat.com>
+
+ * defs.h: Don't check HAVE_UNISTD_H before including <unistd.h>.
+ (STDIN_FILENO, STDOUT_FILENO, STDERR_FILENO): Delete.
+ * tracepoint.c: Don't check HAVE_UNISTD_H before including
+ <unistd.h>.
+
2013-07-01 Pedro Alves <palves@redhat.com>
Import the "unistd" gnulib module.