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-rw-r--r--sys/conf/kern.pre.mk5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/conf/kern.pre.mk b/sys/conf/kern.pre.mk
index 70df729..23cb975 100644
--- a/sys/conf/kern.pre.mk
+++ b/sys/conf/kern.pre.mk
@@ -189,3 +189,8 @@ MKMODULESENV+= WITHOUT_MODULES="${WITHOUT_MODULES}"
.if defined(DEBUG)
MKMODULESENV+= DEBUG_FLAGS="${DEBUG}"
.endif
+
+# Are various things configured?
+DDB_ENABLED!= grep DDB opt_ddb.h || true ; echo
+DTR_ENABLED!= grep KDTRACE_FRAME opt_kdtrace.h || true ; echo
+HWPMC_ENABLED!= grep HWPMC opt_hwpmc_hooks.h || true ; echo
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