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-rw-r--r--src/guestfs-internal.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/guestfs-internal.h b/src/guestfs-internal.h
index 01a7e6c9..4e82966d 100644
--- a/src/guestfs-internal.h
+++ b/src/guestfs-internal.h
@@ -49,7 +49,7 @@
#define _(str) dgettext(PACKAGE, (str))
#define N_(str) dgettext(PACKAGE, (str))
-#ifdef HAVE_SYS_SDT_H
+#if ENABLE_PROBES
#include <sys/sdt.h>
/* NB: The 'name' parameter is a literal identifier, NOT a string! */
#define TRACE0(name) DTRACE_PROBE(guestfs, name)
@@ -61,7 +61,7 @@
DTRACE_PROBE(guestfs, name, (arg1), (arg2), (arg3))
#define TRACE4(name, arg1, arg2, arg3, arg4) \
DTRACE_PROBE(guestfs, name, (arg1), (arg2), (arg3), (arg4))
-#else
+#else /* !ENABLE_PROBES */
#define TRACE0(name)
#define TRACE1(name, arg1)
#define TRACE2(name, arg1, arg2)