Index: config.auto.h.in
===================================================================
--- config.auto.h.in	(revision 526)
+++ config.auto.h.in	(revision 527)
@@ -136,8 +136,6 @@
 # define __EXTENSIONS__ 1
 #endif
 
-#define HOST "unknown-unknown-linux-gnu"
-
 /****************************************************************************/
 /* These are all in C89 - pcb-rnd does not support anything below C89, so
    these are safe to hardwire */
@@ -229,8 +227,14 @@
 print {\n\n/* Define to 1 if Xrender is available */\n}
 print_ternary libs/gui/xrender/presents {#define HAVE_XRENDER 1} {/*#undef HAVE_XRENDER */}
 
+
+
 print [@
 
+/* The host "triplet" - it's really a pair now: machine-os */
+#define HOST "@sys/sysid@"
+
+
 /* Directory separator char */
 #define PCB_DIR_SEPARATOR_C '@sys/path_sep@'