-#ifdef HAVE_SECCOMP
-#define _SECCOMP_FEATURE_ "+SECCOMP"
-#else
-#define _SECCOMP_FEATURE_ "-SECCOMP"
-#endif
-
-#ifdef HAVE_BLKID
-#define _BLKID_FEATURE_ "+BLKID"
-#else
-#define _BLKID_FEATURE_ "-BLKID"
-#endif
-
-#ifdef HAVE_LIBIDN
-#define _IDN_FEATURE_ "+IDN"
-#else
-#define _IDN_FEATURE_ "-IDN"
-#endif
-