[uboot] create uboot from github:

repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29

u-boot-2021.10/include/bedbug/bedbug.h

@@ -0,0 +1,40 @@
+/* $Id$ */
+
+#ifndef _BEDBUG_H
+#define _BEDBUG_H
+
+#ifndef NULL
+#define NULL	0
+#endif
+
+#define _USE_PROTOTYPES
+
+#ifndef isblank
+#define isblank(c) isspace((int)(c))
+#endif
+
+#ifndef __P
+#if defined(_USE_PROTOTYPES) && (defined(__STDC__) || defined(__cplusplus))
+#define __P(protos)	protos		/* full-blown ANSI C */
+#else
+#define __P(protos)	()		/* traditional C preprocessor */
+#endif
+#endif
+
+#endif /* _BEDBUG_H */
+
+
+/*
+ * Copyright (c) 2001 William L. Pitts
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are freely
+ * permitted provided that the above copyright notice and this
+ * paragraph and the following disclaimer are duplicated in all
+ * such forms.
+ *
+ * This software is provided "AS IS" and without any express or
+ * implied warranties, including, without limitation, the implied
+ * warranties of merchantability and fitness for a particular
+ * purpose.
+ */