netcat: make netcat-openbsd the default netcat (#19411)

The motivation for this change is the following: As gnu-netcat,
e. g. does not support ipv6, it is not suitable as default netcat.

This commit also fixes all obvious build issues caused by this change.

1 files changed, 6 insertions, 6 deletions

diff --git a/nixos/tests/virtualbox.nix b/nixos/tests/virtualbox.nix
index 02a8fc68028..376c4f21dc0 100644
--- a/nixos/tests/virtualbox.nix
+++ b/nixos/tests/virtualbox.nix
@@ -299,9 +299,9 @@ let
       -pf /run/dhclient.pid \
       -v eth0 eth1
 
-    otherIP="$(${pkgs.netcat}/bin/netcat -clp 1234 || :)"
+    otherIP="$(${pkgs.netcat}/bin/nc -l 1234 || :)"
     ${pkgs.iputils}/bin/ping -I eth1 -c1 "$otherIP"
-    echo "$otherIP reachable" | ${pkgs.netcat}/bin/netcat -clp 5678 || :
+    echo "$otherIP reachable" | ${pkgs.netcat}/bin/nc -l 5678 || :
   '';
 
   sysdDetectVirt = pkgs: ''
@@ -461,11 +461,11 @@ in mapAttrs mkVBoxTest {
     my $test1IP = waitForIP_test1 1;
     my $test2IP = waitForIP_test2 1;
 
-    $machine->succeed("echo '$test2IP' | netcat -c '$test1IP' 1234");
-    $machine->succeed("echo '$test1IP' | netcat -c '$test2IP' 1234");
+    $machine->succeed("echo '$test2IP' | nc '$test1IP' 1234");
+    $machine->succeed("echo '$test1IP' | nc '$test2IP' 1234");
 
-    $machine->waitUntilSucceeds("netcat -c '$test1IP' 5678 >&2");
-    $machine->waitUntilSucceeds("netcat -c '$test2IP' 5678 >&2");
+    $machine->waitUntilSucceeds("nc '$test1IP' 5678 >&2");
+    $machine->waitUntilSucceeds("nc '$test2IP' 5678 >&2");
 
     shutdownVM_test1;
     shutdownVM_test2;