Moved mutex.c to a separate folder in order to cleanly wrap other threading primitives (and utils/mutex.h is now threading.h).

src/charon/plugins/kernel_netlink/kernel_netlink_ipsec.c

@@ -36,7 +36,7 @@
 #include "kernel_netlink_shared.h"
 
 #include <daemon.h>
-#include <utils/mutex.h>
+#include <threading.h>
 #include <utils/hashtable.h>
 #include <processing/jobs/callback_job.h>
 #include <processing/jobs/acquire_job.h>

src/charon/plugins/kernel_netlink/kernel_netlink_net.c

@@ -26,7 +26,7 @@
 #include "kernel_netlink_shared.h"
 
 #include <daemon.h>
-#include <utils/mutex.h>
+#include <threading.h>
 #include <utils/linked_list.h>
 #include <processing/jobs/callback_job.h>
 #include <processing/jobs/roam_job.h>

src/charon/plugins/kernel_netlink/kernel_netlink_shared.c

@@ -22,7 +22,7 @@
 #include "kernel_netlink_shared.h"
 
 #include <daemon.h>
-#include <utils/mutex.h>
+#include <threading.h>
 
 typedef struct private_netlink_socket_t private_netlink_socket_t;