Use #define instead, since we do not require actually buffer needs
to exists to eliminated new gcc6 warning:
clvm.h:53:19: warning: ‘CLVMD_SOCKNAME’ defined but not used
[-Wunused-const-variable]
#define CLVMD_FLAG_REMOTE 8 /* Do this on all nodes except for the local node */
/* Name of the local socket to communicate between lvm and clvmd */
-static const char CLVMD_SOCKNAME[]= DEFAULT_RUN_DIR "/clvmd.sock";
+#define CLVMD_SOCKNAME DEFAULT_RUN_DIR "/clvmd.sock"
/* Internal commands & replies */
#define CLVMD_CMD_REPLY 1