--- a/common/autoconf/build-performance.m4 Tue Jun 07 22:01:49 2016 -0400
+++ b/common/autoconf/build-performance.m4 Fri Jun 10 15:19:32 2016 -0700
@@ -386,7 +386,7 @@
else
AC_MSG_RESULT([yes])
fi
- rm -f conftest.h conftest.hpp.gch
+ $RM conftest.h conftest.hpp.gch
fi
fi