Do some cleanup in the lxc.h file

src/lxc/checkpoint.c

@@ -38,6 +38,7 @@
 
 #include <lxc.h>
 
+#define MAXPIDLEN 20
 
 #if __i386__
 #    define __NR_checkpoint 333

src/lxc/lxc.h

@@ -30,7 +30,7 @@ extern "C" {
 /**
  Following code is for liblxc.
 
- liblxc/lxc.h will contain exports of liblxc
+ lxc/lxc.h will contain exports of liblxc
  **/
 
 #include <lxc/lxc_state.h>
@@ -43,11 +43,6 @@ extern "C" {
 #include <lxc/cgroup.h>
 #include <lxc/monitor.h>
 
-/* #define LXCPATH "/var/lxc" */
-#define MAXPIDLEN 20
-
-struct lxc_mem_stat;
-
 /*
  * Create the container object. Creates the /lxc/<name> directory
  * and fills it with the files corresponding to the configuration

src/lxc/stop.c

@@ -33,6 +33,8 @@
 
 #include <lxc/lxc.h>
 
+#define MAXPIDLEN 20
+
 int lxc_stop(const char *name)
 {
 	char init[MAXPATHLEN];