$OpenBSD: patch-lib_Smokeping_probes_FPing_pm,v 1.3 2019/08/21 14:00:11 sthen Exp $

Index: lib/Smokeping/probes/FPing.pm
--- lib/Smokeping/probes/FPing.pm.orig
+++ lib/Smokeping/probes/FPing.pm
@@ -119,7 +119,7 @@ sub ping ($){
     # pinging nothing is pointless
     return unless @{$self->addresses};
     my @params = () ;
-    push @params, "-$self->{properties}{protocol}";
+    push @params, "-$self->{properties}{protocol}" unless $self->binary =~ /fping6/;
     push @params, "-b$self->{properties}{packetsize}" if $self->{properties}{packetsize};
     push @params, "-t" . int(1000 * $self->{properties}{timeout}) if $self->{properties}{timeout};
     push @params, "-i" . int(1000 * $self->{properties}{mininterval});
