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-rw-r--r--configure.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index 9c0a246628..aafada5e03 100644
--- a/configure.in
+++ b/configure.in
@@ -372,6 +372,9 @@ AS_CASE(["$host_os:$build_os"],
if test x"${build}" != x"${host}"; then
AC_CHECK_TOOL(CC, gcc)
fi
+
+AC_CHECK_TOOL(DTRACE, dtrace)
+
AC_PROG_CC
AC_PROG_CXX
RUBY_MINGW32