Change condition of network settings configuration by variable.

install/1merge/00-calculate-install/calculate2.env

@@ -0,0 +1,4 @@
+# Calculate format=samba path=/etc/calculate
+
+[install]
+os_install_net_settings = #-os_install_net_conf-#

install/1merge/networkmanager/system-connections/.calculate_directory

@@ -1 +1 @@
-# Calculate path=/etc/NetworkManager exists(/etc/NetworkManager/system-connections,root)==&&cl_chroot_status==off&&os_install_root_type!=livecd||ac_install_system==up
+# Calculate path=/etc/NetworkManager os_install_net_settings!=networkmanager&&cl_chroot_status==off&&os_install_root_type!=livecd||ac_install_system==up

install/1merge/openrc/conf.d/net

@@ -1,4 +1,4 @@
-# Calculate comment=# exists(/etc/conf.d/net,root)==&&cl_chroot_status==off&&os_install_root_type!=livecd&&os_install_net_conf==openrc||ac_install_system==up&&os_install_net_conf==openrc
+# Calculate comment=# os_install_net_settings!=openrc&&cl_chroot_status==off&&os_install_root_type!=livecd&&os_install_net_conf==openrc||ac_install_system==up&&os_install_net_conf==openrc
 
 #?os_install_linux_system==server#
 modules="!plug"