Gentoo installs sysctl in /usr/sbin

https://bugs.gentoo.org/907688

--- a/systemd/60-nfs.rules
+++ b/systemd/60-nfs.rules
@@ -2,20 +2,20 @@
 
 # sunrpc module supports "sunrpc.*" sysctls
 ACTION=="add", SUBSYSTEM=="module", KERNEL=="sunrpc", \
-  RUN+="/sbin/sysctl -q --pattern ^sunrpc --system"
+  RUN+="/usr/sbin/sysctl -q --pattern ^sunrpc --system"
 
 # rpcrdma module supports sunrpc.svc_rdma.*
 ACTION=="add", SUBSYSTEM=="module", KERNEL=="rpcrdma", \
-  RUN+="/sbin/sysctl -q --pattern ^sunrpc.svc_rdma --system"
+  RUN+="/usr/sbin/sysctl -q --pattern ^sunrpc.svc_rdma --system"
 
 # lockd module supports "fs.nfs.nlm*" and "fs.nfs.nsm*" sysctls
 ACTION=="add", SUBSYSTEM=="module", KERNEL=="lockd", \
-  RUN+="/sbin/sysctl -q --pattern ^fs.nfs.n[sl]m --system"
+  RUN+="/usr/sbin/sysctl -q --pattern ^fs.nfs.n[sl]m --system"
 
 # nfsv4 module supports "fs.nfs.*" sysctls (nfs_callback_tcpport and idmap_cache_timeout)
 ACTION=="add", SUBSYSTEM=="module", KERNEL=="nfsv4", \
-  RUN+="/sbin/sysctl -q --pattern ^fs.nfs.(nfs_callback_tcpport|idmap_cache_timeout) --system"
+  RUN+="/usr/sbin/sysctl -q --pattern ^fs.nfs.(nfs_callback_tcpport|idmap_cache_timeout) --system"
 
 # nfs module supports "fs.nfs.*" sysctls
 ACTION=="add", SUBSYSTEM=="module", KERNEL=="nfs", \
-  RUN+="/sbin/sysctl -q --pattern ^fs.nfs --system"
+  RUN+="/usr/sbin/sysctl -q --pattern ^fs.nfs --system"