compat: Remove HAVE_BOOL_TYPE

OVS only supports Linux kernels since 3.10 and all kernels since
then have the bool type.  This check is unnecessary so remove it.

Signed-off-by: Greg Rose <gvrose8192@gmail.com>

acinclude.m4

@@ -830,8 +830,6 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_nfct])
   OVS_GREP_IFELSE([$KSRC/include/linux/skbuff.h], [skb_put_zero])
 
-  OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [bool],
-                  [OVS_DEFINE([HAVE_BOOL_TYPE])])
   OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [__wsum],
                   [OVS_DEFINE([HAVE_CSUM_TYPES])])
   OVS_GREP_IFELSE([$KSRC/include/uapi/linux/types.h], [__wsum],

datapath/linux/compat/include/linux/stddef.h

@@ -5,13 +5,6 @@
 
 #ifdef __KERNEL__
 
-#ifndef HAVE_BOOL_TYPE
-enum {
-	false   = 0,
-	true    = 1
-};
-#endif /* !HAVE_BOOL_TYPE */
-
 #ifndef offsetofend
 #define offsetofend(TYPE, MEMBER) \
 	(offsetof(TYPE, MEMBER)	+ sizeof(((TYPE *)0)->MEMBER))