upstream commit

skip if running as root; many systems (inc OpenBSD) allow
 root to ptrace arbitrary processes

Upstream-Regress-ID: be2b925df89360dff36f972951fa0fa793769038
diff --git a/regress/agent-ptrace.sh b/regress/agent-ptrace.sh
index 1912ca8..bb676d6 100644
--- a/regress/agent-ptrace.sh
+++ b/regress/agent-ptrace.sh
@@ -12,6 +12,11 @@
 	esac
 fi
 
+if [ "x$USER" = "xroot" ]; then
+	echo "Skipped: running as root"
+	exit 0
+fi
+
 if have_prog gdb ; then
 	: ok
 else