diff -Naurp a/src/host.h.in b/src/host.h.in
--- a/src/host.h.in 2018-03-28 18:57:16.967091436 +0000
+++ b/src/host.h.in 2018-03-28 19:13:09.287075699 +0000
@@ -48,6 +48,8 @@
#define HOST_OS "i386-redhat-linux-gnu"
#elif defined(__aarch64__)
#define HOST_OS "aarch64-redhat-linux-gnu"
+#else
+#define HOST_OS "@host@@post_host@"
#endif
#define BACULA "@BACULA@"
#define DISTNAME "@DISTNAME@"