kaem: hello: Remove --bootstrap-mode.

* include/mes/lib-mini.h: Remove M2 bootstrap constants.
[__M2__](size_t): Fall-back to unsigned instead of unsigned long.
* scaffold/hello.kaem: Use it instead of lib/m2/lib.h.  Remove
--bootstrap-mode from M2-Planet call.

include/mes/lib-mini.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -25,17 +25,14 @@
 #include <mes/config.h>
 #endif
 
-// CONSTANT STDIN 0
 #ifndef STDIN
 #define STDIN 0
 #endif
 
-// CONSTANT STDOUT 1
 #ifndef STDOUT
 #define STDOUT 1
 #endif
 
-// CONSTANT STDERR 2
 #ifndef STDERR
 #define STDERR 2
 #endif
@@ -63,10 +60,14 @@ int oputs (char const *s);
 #ifndef __MES_SIZE_T
 #define __MES_SIZE_T
 #undef size_t
+#if __M2__
+typedef unsigned size_t;
+#else
 typedef unsigned long size_t;
 #endif
 #endif
 #endif
+#endif
 
 #ifndef _SSIZE_T
 #define _SSIZE_T

scaffold/hello.kaem

@@ -24,10 +24,9 @@ mes_cpu=${mes_cpu:-x86}
 stage0_cpu=${stage0_cpu:-x86}
 
 M2-Planet                                       \
-    --bootstrap-mode                            \
     --debug                                     \
     --architecture ${stage0_cpu}                \
-    -f include/m2/lib.h                         \
+    -f include/mes/lib-mini.h                   \
     -f lib/linux/${mes_cpu}-mes-m2/crt1.c       \
     -f lib/linux/${mes_cpu}-mes-m2/_exit.c      \
     -f lib/linux/${mes_cpu}-mes-m2/_write.c     \